1055 lines
17 KiB
Elixir
1055 lines
17 KiB
Elixir
defmodule AdventOfCode.Day01 do
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@input "99006 28305
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38540 91683
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18133 49738
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70780 13081
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38316 55879
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61729 73383
|
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57462 59629
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91153 56589
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76573 52850
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76155 36285
|
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24171 76277
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10666 30707
|
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73383 93797
|
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86077 24033
|
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40710 50187
|
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58326 65150
|
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67654 30707
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64826 52850
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70235 11694
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66149 71125
|
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24077 19630
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46497 93335
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78959 47746
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49339 29442
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54141 95451
|
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96148 29849
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60258 88293
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23099 57809
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41307 66225
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65974 82114
|
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40769 84109
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65277 79459
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20836 39953
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12863 96208
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30718 30707
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65114 50745
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46146 36285
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14591 81775
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99705 90954
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64713 86029
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18767 78959
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50856 44136
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19757 47746
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89557 74726
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54062 80955
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69386 30707
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91224 49972
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68269 75801
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47118 94704
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49799 57324
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42535 91397
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69994 50187
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52436 94924
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24596 56660
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86843 95067
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96155 75541
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25680 75049
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10905 30636
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73049 91039
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35651 82698
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13185 61356
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47380 49738
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11526 78959
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22640 17601
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28081 24121
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91214 38947
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70299 56815
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69491 64519
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14166 11598
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44639 11827
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39531 65456
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29197 97770
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97941 39589
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89154 67313
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74726 62661
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42065 57417
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67812 40982
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17072 26967
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73245 20609
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11680 79249
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68304 94322
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98762 25205
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51469 55108
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93672 47746
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19665 81775
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16645 69048
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58364 31379
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92331 50187
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97903 65233
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86845 79249
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50676 93797
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75338 48071
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87166 34605
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89047 94911
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33371 43535
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90980 44540
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92511 54481
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47738 98087
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81003 30707
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87425 53074
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86444 36285
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24802 51147
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26115 76277
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89747 63773
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46823 81775
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70790 54357
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45381 40553
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71680 21755
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56603 12660
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20721 25637
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54715 73383
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70245 32502
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95000 47746
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61672 49279
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69277 80955
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18422 20285
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89751 24379
|
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82454 81055
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18812 71141
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12403 50187
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51380 52850
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70840 30006
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56957 80955
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80981 75183
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42793 45433
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40184 68802
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75791 61356
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54948 15120
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25442 67654
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88023 11694
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34476 29242
|
|
73955 43439
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40956 31785
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59337 60125
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84175 16414
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61172 79249
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20032 96208
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11394 97531
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89416 73030
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58763 39442
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71522 96208
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41390 29669
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89374 91039
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45927 12473
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13265 75801
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19150 40228
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82687 11428
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|
44626 49738
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44561 79249
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|
97948 51147
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14766 15646
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38684 16481
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74001 52850
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75864 40844
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65366 71125
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53729 67654
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90293 52850
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37726 97531
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70804 85744
|
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10158 95339
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46905 21771
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71830 22746
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26957 30707
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|
62648 69687
|
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16278 15961
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72223 84109
|
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68493 27071
|
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63124 14353
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39953 61356
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46199 93853
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51574 11750
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56997 83594
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15042 93797
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29355 85961
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|
32667 81775
|
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91910 96117
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|
45361 90326
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|
57209 42508
|
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21891 82114
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|
69835 36285
|
|
94443 91397
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|
55059 40228
|
|
15688 87731
|
|
32147 88293
|
|
86293 69781
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|
34923 63879
|
|
44962 23951
|
|
82598 96035
|
|
40003 76078
|
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13023 81775
|
|
27866 11694
|
|
67002 88124
|
|
91012 77163
|
|
66044 48243
|
|
33331 56996
|
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83739 40228
|
|
46420 37353
|
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94463 32287
|
|
89002 11694
|
|
11437 89879
|
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22418 47746
|
|
21411 15950
|
|
32217 84109
|
|
88031 28305
|
|
35905 13458
|
|
35647 65548
|
|
51955 40377
|
|
74030 74726
|
|
81468 75864
|
|
43969 88293
|
|
46194 82114
|
|
85098 86085
|
|
19106 76277
|
|
39507 81364
|
|
49298 88422
|
|
46755 75801
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|
65761 78300
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|
77565 69583
|
|
99407 22393
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|
71358 75801
|
|
40988 49738
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|
15235 49799
|
|
85560 82033
|
|
22336 50187
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|
30214 76277
|
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33528 47746
|
|
65883 73396
|
|
28514 43873
|
|
54235 49621
|
|
40814 84109
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|
30738 61805
|
|
23352 88293
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|
74158 76277
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|
74379 75470
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|
13703 24883
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|
65060 51147
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98105 12843
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63511 82603
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14335 55075
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95359 82342
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88133 61356
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95532 43253
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51153 75098
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14718 62422
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13804 98736
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|
91397 49738
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43643 47746
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76512 75864
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|
64507 68412
|
|
56558 50187
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|
94652 62259
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|
80650 42322
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56524 75908
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97034 70538
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|
78284 49799
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63253 17703
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|
70398 91039
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20457 87050
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38983 60522
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80593 79249
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32158 98087
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15099 13939
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78903 12907
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62941 80063
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11803 11694
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|
49738 37998
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27243 61846
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|
93339 79646
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|
68583 81203
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46703 84109
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|
66461 76277
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50187 98087
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|
15890 71125
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|
52412 65472
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88293 89208
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44630 55747
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85179 97531
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52028 81775
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84567 52513
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19950 72857
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51147 65290
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34362 91039
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83960 35257
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17612 86932
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44656 11694
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33483 36285
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51670 49799
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96300 75864
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95240 36523
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21850 67295
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52441 81775
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32254 81390
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68525 52850
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|
74508 53968
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80323 67864
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65300 47746
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24288 44630
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66066 51308
|
|
16209 83039
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29819 30707
|
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74036 70014
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|
62630 84109
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34134 28305
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|
46966 41389
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|
73363 76513
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95916 40844
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|
21327 76277
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|
37034 55019
|
|
80617 75864
|
|
24686 77305
|
|
25133 61356
|
|
93810 79249
|
|
68870 14283
|
|
38845 52268
|
|
41953 30707
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76876 75801
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20112 68275
|
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91690 79249
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|
12865 26445
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35744 94812
|
|
49085 75801
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86030 26757
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88533 76277
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43415 47935
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34986 87425
|
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99785 61356
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|
91725 49799
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|
30670 61818
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94247 22948
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96381 48072
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59252 26199
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17282 80898
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45938 10743
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79072 40844
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55769 75864
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78572 88293
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87331 83164
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60162 75801
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71125 75801
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40031 18205
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52638 38867
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44289 84251
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63865 49738
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18898 49799
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95301 88087
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22055 67584
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53205 56266
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28323 52850
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90363 14587
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89953 75864
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73798 75131
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45863 98591
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98470 18502
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71795 68172
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33778 62819
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98946 74323
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21994 95233
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30707 48095
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51523 42340
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71441 84109
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33909 93797
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10691 73087
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29496 95149
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42230 40844
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68830 80812
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79249 28305
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44218 37419
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79729 96842
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32224 75801
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30279 78959
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38608 56727
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45483 76277
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32047 40844
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70586 44630
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76474 40844
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32742 78959
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98317 11109
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42335 53918
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65316 70907
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81775 96208
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96023 23222
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12721 73383
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73700 12794
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79390 75864
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90694 98087
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91565 82137
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86422 53606
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92810 28630
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74624 59757
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68037 37599
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28396 33032
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89780 68219
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30962 99744
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23460 67654
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77012 93797
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21031 52028
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66950 55803
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65128 75335
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28012 11694
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57394 80955
|
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98281 46595
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77495 26699
|
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74936 37782
|
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91250 12721
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91241 77978
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91314 40844
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88290 91966
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20940 29130
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94073 32412
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27646 61356
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60072 84970
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24487 40228
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93468 98087
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34827 84109
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42629 54769
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|
72808 15123
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67231 70469
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|
47920 51377
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95716 77889
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14507 84109
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38335 71125
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59119 85683
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27496 30904
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49592 36285
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59259 92228
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14976 12721
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32138 60938
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49659 75876
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11006 51147
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27301 81810
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59332 11690
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91052 97587
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63614 74726
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13512 96191
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85275 75780
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19247 28305
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40663 71567
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92257 20940
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68520 34365
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87435 87425
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59634 73879
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48762 66787
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37318 77650
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49411 74726
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34658 71064
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|
35706 84109
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93123 61356
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|
17924 52329
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87196 66321
|
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57740 49146
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22830 53972
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51620 18748
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75848 28607
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14772 65350
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18592 91039
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66676 44630
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44102 82837
|
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47056 61356
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|
86148 93628
|
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40518 50135
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41596 40844
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78037 80873
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35795 71125
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18723 62486
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93797 67654
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97671 69144
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23699 43539
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97919 93556
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16785 82114
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62616 10568
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15930 25428
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82441 50369
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|
32656 84109
|
|
77413 49738
|
|
72752 93797
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25097 68790
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19543 50187
|
|
75318 43459
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19415 84109
|
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20997 33697
|
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35202 23562
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72538 32387
|
|
44842 47280
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|
28326 62911
|
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17462 40228
|
|
42990 61356
|
|
20421 52850
|
|
17182 78955
|
|
49471 43107
|
|
31823 84109
|
|
90999 49738
|
|
52439 75864
|
|
47746 51147
|
|
50990 20026
|
|
26573 61356
|
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38712 56479
|
|
69067 80955
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36559 61356
|
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81690 17222
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52850 47746
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|
82635 51207
|
|
76405 46009
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78056 97531
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77790 16534
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|
97566 28480
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91451 40844
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30371 97678
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31553 92823
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40103 96208
|
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96713 84654
|
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72241 20478
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21177 52850
|
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36285 49799
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60819 83899
|
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89533 96207
|
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52878 70318
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98899 79249
|
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21739 95321
|
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52895 32973
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|
24760 44578
|
|
61257 84109
|
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59243 84109
|
|
83626 49799
|
|
73327 76277
|
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89469 30707
|
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38452 72499
|
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91111 70772
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19932 29213
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23814 67902
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11228 98087
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90008 84109
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71262 91481
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75116 76277
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21556 28310
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67613 87425
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18819 32653
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16596 47746
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60189 48086
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91775 74181
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82183 26300
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82671 22127
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27814 70386
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56740 51147
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23120 49799
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57467 97531
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46686 73630
|
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75851 28089
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43651 40228
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97125 95585
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49136 66827
|
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91337 50881
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94434 49799
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32403 76277
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41731 98603
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27543 78528
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74801 94830
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14902 39291
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99047 84044
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66749 79249
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76240 44630
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72198 92069
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95888 76277
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32500 11134
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86753 75864
|
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15649 40228
|
|
56086 37007
|
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15311 76277
|
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37803 96208
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53060 91397
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51967 46791
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17354 75864
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10055 91996
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34244 51147
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21231 29851
|
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59489 85269
|
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13639 52850
|
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34062 76277
|
|
83983 88634
|
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93647 71603
|
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53687 27829
|
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70194 63627
|
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98944 51147
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13991 69066
|
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87843 28757
|
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74448 18555
|
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52799 77670
|
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75944 81775
|
|
42844 93797
|
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96272 49738
|
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17838 28305
|
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26081 59101
|
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45724 61356
|
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47237 93229
|
|
21228 49378
|
|
35856 48946
|
|
93591 79249
|
|
61212 48408
|
|
61062 49738
|
|
96064 67117
|
|
75537 91039
|
|
44059 71125
|
|
81622 40844
|
|
50667 78959
|
|
97084 72682
|
|
13169 50187
|
|
57322 40844
|
|
12130 79854
|
|
82114 50187
|
|
54596 37752
|
|
47748 49738
|
|
24302 70834
|
|
39283 75801
|
|
44310 49738
|
|
82822 28305
|
|
79286 11554
|
|
78155 29272
|
|
26900 79547
|
|
97801 17772
|
|
62797 75864
|
|
80367 71125
|
|
52103 31822
|
|
43130 57967
|
|
28888 68281
|
|
73180 98087
|
|
82035 44295
|
|
25627 28305
|
|
10869 98087
|
|
37552 41211
|
|
84907 80456
|
|
34645 49738
|
|
61338 18250
|
|
83990 52028
|
|
11269 79249
|
|
79295 40228
|
|
43221 28305
|
|
86001 84109
|
|
34108 96672
|
|
95413 40228
|
|
19964 95091
|
|
82521 79249
|
|
60781 52850
|
|
57794 49515
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|
12298 52827
|
|
84216 75356
|
|
36509 47746
|
|
82594 91039
|
|
32516 34110
|
|
50254 39055
|
|
35816 98087
|
|
60865 16648
|
|
61952 46277
|
|
53399 47746
|
|
77087 63430
|
|
96779 11694
|
|
13853 62075
|
|
22933 98087
|
|
58086 11745
|
|
21436 49186
|
|
50170 49738
|
|
86579 76496
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26267 11694
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77545 75864
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43670 81580
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21175 71125
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87781 88939
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52791 71941
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48617 97531
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96403 49799
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67474 86504
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98932 75864
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46899 15115
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79574 20872
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30104 28168
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76149 47235
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70412 85595
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33000 91039
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59971 27058
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88217 85302
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15130 21587
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56015 12678
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54238 84154
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35684 52890
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88659 73714
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40206 75864
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81346 69296
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35433 44675
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84398 98087
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64460 63562
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32488 47746
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77815 35044
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61406 76662
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93879 88293
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33472 39552
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86621 96208
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31585 68175
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92665 60399
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51965 89287
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99377 98087
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20257 42276
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79455 93460
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44861 63652
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94931 44752
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34821 16486
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34053 28305
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35378 45573
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99445 47746
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30344 62122
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68931 70443
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57795 16675
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51592 57833
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52107 56613
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44792 99154
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81960 56133
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93395 49357
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53268 60866
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30699 47746
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44246 50560
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71363 76277
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84318 85118
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50198 93797
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58232 93108
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76277 21865
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22162 48676
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77444 25800
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77344 77645
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84109 84109
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64076 88361
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56650 19091
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69278 39510
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78847 99948
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81571 76277
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44644 18403
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90621 79249
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59174 91039
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43079 96572
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46349 32815
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69355 75801
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67085 50187
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66194 84109
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91560 87467
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96434 67654
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57896 60828
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12385 56266
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13553 51324
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39494 81775
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33031 72416
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84179 75864
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76823 79249
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78648 30707
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49568 67654
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13913 52422
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13779 30707
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19801 51147
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53472 76175
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54951 79797
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78858 71125
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33043 42990
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66269 76277
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69674 52004
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56156 38942
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15052 93396
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74147 98425
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16337 77679
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57835 19068
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35937 65962
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79379 88101
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37535 42786
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48559 88293
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72941 42990
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13143 61959
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98319 42529
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21984 99125
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52205 59110
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37942 51147
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30925 80755
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85946 17365
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29975 80268
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16606 67285
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10354 87185
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43214 15806
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75801 71358
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85088 87425
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23246 66100
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14264 51147
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97821 80955
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90143 66978
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43233 85824
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19501 40704
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62214 18149
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70520 24430
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98507 11694
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57062 20525
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19520 81001
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45602 98999
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22321 95761
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58654 51363
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40844 25400
|
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99926 80955
|
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27878 52028
|
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92982 71125
|
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24451 96208
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24960 93240
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78368 88546
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73870 49349
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64409 90193
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68720 35981
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84679 18658
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85561 69254
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61418 25765
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23592 52028
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79447 53529
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79307 47756
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43133 52850
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67547 71095
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25054 99257
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18090 49799
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42348 55820
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53062 75425
|
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12477 51328
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32590 30707
|
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43150 85390
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90232 46509
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54157 70945
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10397 23863
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40228 92788
|
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10069 44941
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82220 79249
|
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51061 49799
|
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24569 52850
|
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92802 52028
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21675 45636
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55904 91120
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32060 61403
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99313 63921
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64724 32937
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41313 25655
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92841 52028
|
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48903 61356
|
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32705 49799
|
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29306 30225
|
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12758 69044
|
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92611 94265
|
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37798 11694
|
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72934 71883
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17322 91397
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31246 51147
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42506 74407
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91039 47746
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41966 74541
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37154 37237
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80080 21658
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25042 57210
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63465 40844
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51158 61785
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71697 40228
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68447 67654
|
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59005 11635
|
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72699 49799
|
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77876 47746
|
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32324 47746
|
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80836 30707
|
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79063 19530
|
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92346 15587
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98008 66426
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52358 23988
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61687 71358
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19947 96208
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57697 78728
|
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81721 72246
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46459 57550
|
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25740 54114
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78645 76394
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80369 31516
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33120 69506
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86551 79249
|
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79500 44630
|
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87802 36285
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96810 95657
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63959 52028
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36968 33686
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56795 50480
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12699 18338
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80955 87425
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54674 68560
|
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89734 52028
|
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56820 40844
|
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33215 40228
|
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51005 59999
|
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54487 93797
|
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40303 60286
|
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89364 90784
|
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99804 67654
|
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47249 98358
|
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13318 11694
|
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71579 47746
|
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42237 82114
|
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10936 52850
|
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94920 41396
|
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97531 27455
|
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55195 28885
|
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37609 76447
|
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32421 95865
|
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86247 11694
|
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75761 97060
|
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92502 36285
|
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24793 76277
|
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79928 55461
|
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61966 30707
|
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54823 96245
|
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12390 75864
|
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98087 51194
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28305 50041
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11694 30051
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25773 14953
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10237 72188
|
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53818 84109
|
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90140 57055
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16877 76277
|
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70440 91397
|
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20425 65269
|
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31119 96439
|
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64934 16064
|
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41053 43279
|
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59199 52850
|
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96208 55322
|
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47865 28549
|
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72676 99138
|
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36328 83521
|
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87171 87425
|
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33085 48785
|
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29549 11694
|
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16365 71358
|
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21309 32908
|
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78146 38186
|
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77480 87627
|
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33026 82946
|
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78593 18482
|
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51671 32396
|
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24897 14774
|
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66982 40844
|
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10601 56266
|
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90805 78349
|
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98801 75864
|
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69006 79249
|
|
87117 90262
|
|
51999 52850
|
|
69463 56266
|
|
79838 75864
|
|
87352 21058
|
|
70793 51826
|
|
65518 42990
|
|
63083 33412
|
|
14321 51147
|
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71218 91039
|
|
68794 49799
|
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61356 72502
|
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29130 30308
|
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50008 34275
|
|
75342 36332
|
|
22229 22962
|
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43553 91039
|
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56266 15695
|
|
26755 40878
|
|
43604 79587
|
|
69206 14900
|
|
83729 11694
|
|
97816 40844
|
|
74873 56266
|
|
96518 96208
|
|
26091 53663
|
|
35139 75864
|
|
77138 84834
|
|
63035 67101
|
|
90356 11694
|
|
64708 90467
|
|
68272 91039
|
|
87370 11694
|
|
81179 11694
|
|
91200 91397
|
|
68973 85476
|
|
44889 52028
|
|
56893 37615
|
|
28208 66396
|
|
16017 49735
|
|
33656 40844
|
|
95864 81775
|
|
85836 40844
|
|
94113 39592
|
|
38652 40228
|
|
59247 46979
|
|
64534 71125
|
|
83964 40228
|
|
15724 56266
|
|
55105 29130
|
|
13237 28305
|
|
34736 99523
|
|
95583 12965
|
|
34797 36285
|
|
47199 88293
|
|
20631 56266"
|
|
|
|
@input_test "3 4
|
|
4 3
|
|
2 5
|
|
1 3
|
|
3 9
|
|
3 3"
|
|
|
|
defp parse_list(input) do
|
|
String.split(input, "\n")
|
|
|> Enum.map(fn line ->
|
|
String.split(line) |> Enum.map(fn number -> String.to_integer(number) end)
|
|
end)
|
|
|> Enum.reduce({[], []}, fn line, acc ->
|
|
{left, right} = acc
|
|
|
|
{
|
|
Enum.concat(left, [Enum.at(line, 0)]) |> Enum.sort(),
|
|
Enum.concat(right, [Enum.at(line, 1)]) |> Enum.sort()
|
|
}
|
|
end)
|
|
end
|
|
|
|
def part1() do
|
|
{left, right} = parse_list(@input)
|
|
|
|
sum =
|
|
Enum.with_index(left)
|
|
|> Enum.reduce(0, fn {leftElement, index}, acc ->
|
|
rightElement = Enum.at(right, index)
|
|
|
|
difference =
|
|
if rightElement > leftElement do
|
|
rightElement - leftElement
|
|
else
|
|
leftElement - rightElement
|
|
end
|
|
|
|
acc + difference
|
|
end)
|
|
|
|
sum
|
|
end
|
|
|
|
def part2() do
|
|
{left, right} = parse_list(@input)
|
|
|
|
Enum.reduce(left, 0, fn element, acc ->
|
|
occurrences = for _x = ^element <- right, do: true
|
|
acc + element * length(occurrences)
|
|
end)
|
|
end
|
|
end
|