diff --git a/2021/d05/ex2/input b/2021/d05/ex2/input
new file mode 100644
index 0000000..abdeeb9
--- /dev/null
+++ b/2021/d05/ex2/input
@@ -0,0 +1,500 @@
+284,294 -> 733,743
+625,347 -> 653,375
+561,848 -> 561,181
+836,102 -> 836,339
+946,941 -> 22,17
+18,954 -> 956,16
+370,142 -> 370,700
+990,966 -> 677,966
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+27,489 -> 157,489
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+46,964 -> 46,458
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+640,39 -> 640,145
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+451,74 -> 451,262
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+965,108 -> 527,108
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+557,927 -> 557,938
+506,242 -> 941,677
+948,778 -> 948,629
+567,816 -> 567,956
+323,773 -> 323,364
+864,980 -> 864,12
+611,699 -> 611,886
+613,392 -> 901,104
+528,905 -> 156,905
+632,206 -> 798,40
+338,237 -> 919,818
+256,889 -> 11,644
+835,52 -> 55,832
+464,144 -> 322,144
+254,747 -> 254,509
+866,892 -> 866,916
+827,946 -> 30,149
+899,84 -> 177,806
+134,634 -> 357,634
+781,492 -> 244,492
+817,762 -> 817,976
+818,749 -> 818,860
+262,480 -> 263,480
+409,576 -> 409,698
+242,151 -> 981,890
+149,519 -> 149,557
+42,990 -> 42,930
+687,974 -> 50,337
+758,382 -> 465,382
+760,861 -> 760,934
+17,835 -> 17,915
+645,923 -> 645,648
+702,116 -> 72,746
+153,162 -> 955,964
+185,101 -> 918,834
+554,179 -> 554,353
+879,673 -> 879,949
+368,13 -> 368,512
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+146,291 -> 600,745
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+320,604 -> 320,146
+566,698 -> 443,575
+167,708 -> 844,31
+712,630 -> 712,421
+912,930 -> 64,82
+980,931 -> 87,38
+23,893 -> 888,28
+640,435 -> 676,435
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+103,493 -> 103,522
+309,986 -> 309,850
+938,270 -> 938,300
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+948,889 -> 948,455
+254,733 -> 254,175
+95,329 -> 942,329
+19,672 -> 19,445
+206,807 -> 206,934
+886,961 -> 886,690
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+199,59 -> 668,528
+299,263 -> 299,878
+28,295 -> 638,905
+10,140 -> 276,406
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+418,398 -> 186,398
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+514,261 -> 10,765
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+131,430 -> 152,430
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+394,846 -> 270,970
+827,913 -> 827,376
+634,669 -> 910,669
+12,53 -> 945,986
+782,467 -> 782,421
+159,832 -> 109,832
+793,807 -> 79,93
+120,584 -> 356,584
+645,16 -> 645,355
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+954,144 -> 954,839
+748,88 -> 103,733
+523,804 -> 473,754
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+696,183 -> 912,183
+288,564 -> 55,797
+568,103 -> 568,348
+468,626 -> 682,412
+163,163 -> 961,961
+762,824 -> 27,89
+623,625 -> 32,34
+865,343 -> 490,718
+259,458 -> 259,33
+944,660 -> 944,176
+781,804 -> 826,759
+15,702 -> 15,553
+403,310 -> 918,825
+438,734 -> 835,734
+825,13 -> 825,245
+129,611 -> 370,611
+49,939 -> 172,939
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+629,482 -> 273,126
+727,218 -> 424,218
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+142,779 -> 813,779
+527,27 -> 527,804
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+39,264 -> 806,264
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+491,281 -> 940,730
+86,112 -> 918,944
+974,807 -> 974,707
+445,67 -> 914,536
+953,394 -> 953,822
+468,398 -> 157,87
+231,620 -> 231,646
+979,869 -> 979,911
+450,330 -> 450,79
+675,659 -> 617,659
+66,181 -> 66,723
+181,406 -> 181,192
+908,334 -> 908,526
+254,891 -> 282,891
+777,791 -> 127,141
+469,58 -> 694,58
+954,957 -> 566,569
+957,957 -> 123,123
+741,359 -> 741,986
+763,526 -> 763,101
+857,427 -> 600,170
+527,756 -> 490,719
+625,249 -> 397,249
+798,702 -> 712,702
+868,75 -> 868,853
+332,296 -> 332,629
+211,829 -> 100,940
+12,139 -> 12,218
+655,978 -> 655,242
+99,852 -> 855,96
+486,267 -> 486,855
+474,90 -> 474,244
+948,491 -> 186,491
+896,59 -> 278,677
+295,732 -> 629,732
+860,936 -> 860,556
+143,790 -> 143,26
+371,847 -> 395,847
+739,301 -> 739,44
+384,716 -> 748,716
+848,423 -> 848,923
+855,23 -> 218,660
+381,805 -> 381,438
+451,610 -> 91,610
+906,957 -> 191,957
+118,675 -> 169,675
+836,818 -> 95,818
+368,945 -> 825,488
+165,299 -> 899,299
+392,327 -> 926,861
+663,16 -> 131,548
+630,302 -> 888,302
+206,869 -> 206,331
+979,413 -> 979,204
+894,860 -> 62,28
+444,897 -> 962,379
+550,158 -> 550,885
+845,736 -> 811,736
+846,857 -> 12,857
+981,730 -> 981,154
+694,835 -> 88,835
+21,101 -> 21,385
+19,960 -> 964,15
+283,721 -> 450,721
+59,136 -> 758,835
+287,313 -> 719,313
+471,252 -> 849,630
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+10,921 -> 774,157
+884,598 -> 884,540
+207,615 -> 207,443
+627,408 -> 67,408
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+183,86 -> 183,702
+220,138 -> 868,138
+833,68 -> 286,615
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+164,727 -> 768,123
+566,227 -> 566,555
+983,988 -> 105,110
+620,177 -> 620,821
+612,413 -> 612,176
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+399,870 -> 761,870
+236,976 -> 582,630
+699,216 -> 699,887
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+444,749 -> 444,257
+808,165 -> 939,165
+546,525 -> 95,976
+583,179 -> 373,389
+235,816 -> 840,816
+744,89 -> 832,89
+425,317 -> 465,357
+267,235 -> 114,82
+887,59 -> 572,374
+808,237 -> 808,626
+431,352 -> 400,383
+815,376 -> 815,905
+249,218 -> 989,958
+120,435 -> 357,198
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+910,524 -> 910,725
+802,304 -> 447,659
+789,228 -> 678,339
+229,322 -> 52,322
+658,393 -> 506,393
+378,438 -> 378,569
+163,981 -> 473,671
+537,984 -> 935,586
+58,945 -> 966,37
+132,696 -> 565,263
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+606,656 -> 298,348
+533,572 -> 673,712
+872,912 -> 301,341
+16,287 -> 16,613
+571,541 -> 980,950
+117,495 -> 35,495
+85,79 -> 682,676
+425,431 -> 117,739
+982,984 -> 10,12
+28,75 -> 431,478
+259,529 -> 259,436
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+323,135 -> 929,741
+81,238 -> 561,718
+128,213 -> 876,961
+649,466 -> 649,540
+715,863 -> 119,863
+830,624 -> 794,660
+123,968 -> 977,114
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+27,10 -> 980,963
+255,732 -> 255,484
+574,829 -> 431,829
+548,743 -> 22,217
+903,297 -> 903,763
+684,774 -> 64,154
+260,823 -> 683,823
+422,211 -> 422,826
+10,196 -> 988,196
+108,802 -> 15,802
+104,70 -> 104,452
+885,59 -> 885,36
+68,854 -> 68,774
+731,935 -> 731,718
+657,986 -> 617,986
+732,292 -> 732,32
+841,56 -> 841,83
+74,108 -> 862,896
+654,895 -> 323,895
+374,952 -> 374,217
+90,723 -> 750,63
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+453,301 -> 755,301
+983,988 -> 23,28
+81,705 -> 133,757
+752,743 -> 752,397
+53,243 -> 449,639
+451,811 -> 451,187
+26,672 -> 26,699
+254,861 -> 943,861
+643,740 -> 643,966
+486,655 -> 149,318
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+76,293 -> 103,293
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+324,392 -> 595,121
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+380,623 -> 549,454
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+310,223 -> 310,594
+23,982 -> 23,738
+19,858 -> 832,858
+726,531 -> 726,578
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+935,430 -> 935,262
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+175,829 -> 175,451
+938,204 -> 234,908
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+704,458 -> 468,458
+222,95 -> 743,616
+968,840 -> 123,840
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+979,580 -> 979,459
+901,193 -> 171,923
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+671,734 -> 475,734
+803,783 -> 129,109
+145,890 -> 920,115
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+547,467 -> 630,467
+14,88 -> 795,869
+653,899 -> 653,90
+488,874 -> 488,570
+93,879 -> 645,327
+320,658 -> 40,938
+611,246 -> 611,22
+258,935 -> 258,829
+931,436 -> 931,263
+252,460 -> 252,461
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+62,43 -> 62,12
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+797,64 -> 307,64
+959,984 -> 32,57
+457,562 -> 634,562
+127,521 -> 601,47
+112,296 -> 112,120
+148,755 -> 451,755
+636,494 -> 870,494
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+595,393 -> 941,393