Day 14

3 files changed, 268 insertions, 0 deletions

diff --git a/day14/example.txt b/day14/example.txt
new file mode 100644
index 0000000..4e87bb5
--- /dev/null
+++ b/day14/example.txt
@@ -0,0 +1,2 @@
+498,4 -> 498,6 -> 496,6
+503,4 -> 502,4 -> 502,9 -> 494,9
diff --git a/day14/input.txt b/day14/input.txt
new file mode 100644
index 0000000..9d6af71
--- /dev/null
+++ b/day14/input.txt
@@ -0,0 +1,155 @@
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+485,24 -> 485,25 -> 496,25 -> 496,24
+485,24 -> 485,25 -> 496,25 -> 496,24
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+519,149 -> 524,149
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+494,16 -> 499,16
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+504,83 -> 508,83
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+516,83 -> 520,83
+514,88 -> 514,89 -> 530,89
+520,155 -> 525,155
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+522,140 -> 527,140
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+502,22 -> 507,22
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+525,137 -> 530,137
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+523,152 -> 528,152
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+507,77 -> 511,77
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+536,140 -> 541,140
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+543,140 -> 548,140
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+492,28 -> 492,29 -> 509,29
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+518,161 -> 527,161 -> 527,160
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+518,161 -> 527,161 -> 527,160
+531,131 -> 536,131
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+501,85 -> 505,85
+497,13 -> 502,13
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+507,85 -> 511,85
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+513,155 -> 518,155
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+532,137 -> 537,137
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+485,24 -> 485,25 -> 496,25 -> 496,24
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+495,22 -> 500,22
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+516,152 -> 521,152
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+513,81 -> 517,81
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+529,128 -> 529,123 -> 529,128 -> 531,128 -> 531,123 -> 531,128 -> 533,128 -> 533,123 -> 533,128
+530,152 -> 535,152
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+505,19 -> 510,19
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+491,19 -> 496,19
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+522,146 -> 527,146
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+533,149 -> 538,149
+541,155 -> 546,155
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+488,22 -> 493,22
+539,137 -> 544,137
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+510,83 -> 514,83
+528,134 -> 533,134
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+537,152 -> 542,152
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+495,85 -> 499,85
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+501,16 -> 506,16
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+514,88 -> 514,89 -> 530,89
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+504,79 -> 508,79
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+525,143 -> 530,143
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+529,146 -> 534,146
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+526,149 -> 531,149
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+527,155 -> 532,155
+507,81 -> 511,81
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+492,28 -> 492,29 -> 509,29
+535,134 -> 540,134
+499,65 -> 499,68 -> 491,68 -> 491,74 -> 508,74 -> 508,68 -> 504,68 -> 504,65
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+536,105 -> 536,109 -> 533,109 -> 533,115 -> 545,115 -> 545,109 -> 540,109 -> 540,105
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+485,45 -> 485,47 -> 480,47 -> 480,53 -> 496,53 -> 496,47 -> 489,47 -> 489,45
+510,79 -> 514,79
+529,140 -> 534,140
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+498,83 -> 502,83
+494,56 -> 494,59 -> 489,59 -> 489,62 -> 501,62 -> 501,59 -> 500,59 -> 500,56
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+519,85 -> 523,85
+498,19 -> 503,19
+501,81 -> 505,81
+513,85 -> 517,85
+509,22 -> 514,22
+523,102 -> 523,92 -> 523,102 -> 525,102 -> 525,99 -> 525,102 -> 527,102 -> 527,95 -> 527,102 -> 529,102 -> 529,101 -> 529,102 -> 531,102 -> 531,101 -> 531,102 -> 533,102 -> 533,99 -> 533,102 -> 535,102 -> 535,94 -> 535,102 -> 537,102 -> 537,92 -> 537,102
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+509,174 -> 509,170 -> 509,174 -> 511,174 -> 511,169 -> 511,174 -> 513,174 -> 513,169 -> 513,174 -> 515,174 -> 515,167 -> 515,174 -> 517,174 -> 517,166 -> 517,174 -> 519,174 -> 519,173 -> 519,174 -> 521,174 -> 521,164 -> 521,174 -> 523,174 -> 523,172 -> 523,174
+479,42 -> 479,33 -> 479,42 -> 481,42 -> 481,32 -> 481,42 -> 483,42 -> 483,34 -> 483,42 -> 485,42 -> 485,36 -> 485,42 -> 487,42 -> 487,33 -> 487,42
+534,155 -> 539,155
diff --git a/day14/solution.nim b/day14/solution.nim
new file mode 100644
index 0000000..0056704
--- /dev/null
+++ b/day14/solution.nim
@@ -0,0 +1,111 @@
+import strutils
+import sequtils
+import sets
+import strformat
+
+type Point = tuple[row: int, col: int]
+
+proc has(occupied: HashSet[Point], point: Point): bool =
+  point in occupied
+
+proc parsePoint(point: string): Point =
+  let tokens = point.split(",")
+  assert(tokens.len() == 2)
+  Point((tokens[1].parseInt(), tokens[0].parseInt()))
+
+proc parseLine(line: string): seq[Point] =
+  map(line.replace("-> ").split(" "), parsePoint)
+
+var maxRow = -1
+var maxCol = -1
+var minCol = 10000
+proc parseFile(content: string): HashSet[Point] =
+  let lines = content.strip.splitLines()
+  var rockLists = map(lines, parseLine)
+
+  for row in rockLists:
+    for point in row:
+      maxRow = max(maxRow, point.row)
+      maxCol = max(maxCol, point.col)
+      minCol = min(minCol, point.col)
+  
+  for rocks in rockLists:
+    # a = begin, b = end
+    for i, a in rocks[0..^2]:
+      let b = rocks[i+1]
+      echo fmt"a = {a}, b = {b}"
+      for col in min(a.col, b.col) .. max(a.col, b.col):
+        let toPush = Point((a.row, col))
+        result.incl(toPush)
+
+      for row in min(a.row, b.row) .. max(a.row, b.row):
+        let toPush = Point((row, a.col))
+        result.incl(toPush)
+
+proc draw(occupied: HashSet[Point]): void =
+  for row in 0 .. maxRow:
+    var line = ""
+    for col in minCol .. maxCol:
+      let current = Point((row, col))
+      line &= (if occupied.has(current): '#' else: '.')
+
+    echo line
+
+proc below(point: Point): Point =
+  Point((point.row+1, point.col))
+
+proc rbelow(point: Point): Point =
+  Point((point.row+1, point.col+1))
+
+proc lbelow(point: Point): Point =
+  Point((point.row+1, point.col-1))
+
+proc outOfBounds(point: Point): bool =
+  point.row > maxRow
+
+var part2 = false
+proc drop(occupied: var HashSet[Point], col: int): bool =
+  var point = Point((0, col))
+  
+  if part2 and occupied.has(point):
+    return false
+
+  while true:
+    let
+      below = point.below()
+      rbelow = point.rbelow()
+      lbelow = point.lbelow()
+
+    if point.outOfBounds():
+      if part2:
+        break
+      return false
+
+    if not occupied.has(below):
+      point = below
+      continue
+    if not occupied.has(lbelow):
+      point = lbelow
+      continue
+
+    if not occupied.has(rbelow):
+      point = rbelow
+      continue
+
+    break
+  occupied.incl(point)
+  return true
+
+proc solve(occupied: HashSet[Point]): int =
+  var occupied = occupied
+  while drop(occupied, 500):
+    result += 1
+
+let content = readFile("./input.txt")
+let occupied = parseFile(content)
+
+occupied.draw()
+echo fmt"{maxRow}, {minCol}-{maxCol}"
+echo solve(occupied)
+part2 = true
+echo solve(occupied)