Solutions for day seven

07/code.js

@@ -0,0 +1,36 @@
+const fs = require('fs');
+const inputArray = fs.readFileSync('input.txt').toString().split(",").map(Number);
+
+const min = Math.min(...inputArray);
+const max = Math.max(...inputArray);
+
+// Day One
+
+let fuel = max * max;
+for (let i = min; i <= max; i++) {
+  let thisFuel = 0;
+  for (const crab of inputArray) {
+    thisFuel = thisFuel + Math.abs(i - crab);
+  }
+  if (thisFuel < fuel) {
+    fuel = thisFuel;
+  }
+}
+
+console.log(fuel)
+
+// Day Two
+
+fuel = max * max * max * max;
+for (let i = min; i <= max; i++) {
+  let thisFuel = 0;
+  for (const crab of inputArray) {
+    const steps = Array.from({length: Math.abs(i - crab)}, (_, n) => n + 1);
+    thisFuel = thisFuel + steps.reduce((a, b) => a + b, 0);
+  }
+  if (thisFuel < fuel) {
+    fuel = thisFuel;
+  }
+}
+
+console.log(fuel)

07/input.txt

@@ -0,0 +1 @@
+1101,1,29,67,1102,0,1,65,1008,65,35,66,1005,66,28,1,67,65,20,4,0,1001,65,1,65,1106,0,8,99,35,67,101,99,105,32,110,39,101,115,116,32,112,97,115,32,117,110,101,32,105,110,116,99,111,100,101,32,112,114,111,103,114,97,109,10,424,1266,45,208,326,65,221,2,303,309,514,471,608,104,640,236,187,1074,1043,120,1226,7,364,85,863,476,453,13,416,28,304,1,542,401,1089,646,301,263,979,126,178,1046,169,174,1604,9,99,858,1610,470,1003,336,1009,295,312,291,226,317,398,642,532,55,834,459,69,662,22,241,1235,243,413,42,64,100,415,240,149,301,147,454,26,289,129,157,639,337,683,71,285,141,141,63,824,199,16,1601,418,1102,146,1012,1648,2,1445,113,103,570,421,1241,37,1007,544,40,251,57,388,522,417,211,650,186,88,21,848,1150,16,926,332,76,913,436,804,86,80,7,25,464,334,552,30,566,748,174,28,56,747,1697,551,996,864,57,165,1111,113,405,301,273,1458,1724,186,846,272,553,647,6,210,231,920,581,105,846,1158,258,617,231,157,99,240,577,726,5,357,1226,1175,74,926,310,269,199,447,8,180,1010,933,980,5,190,188,96,3,641,124,140,625,901,136,75,225,461,1219,465,166,18,533,393,528,252,841,466,308,235,530,417,155,812,61,712,484,315,443,352,397,619,297,767,1691,377,1197,1738,356,696,450,162,809,42,17,490,265,13,30,650,212,220,1520,231,949,1158,270,568,1038,687,8,15,476,958,565,543,1440,1700,1439,36,69,64,1347,885,78,78,972,184,36,106,106,984,324,968,264,131,655,508,110,1279,1690,105,608,1100,309,708,250,194,163,383,302,64,145,448,465,691,73,489,44,783,443,241,182,519,45,129,556,47,168,646,454,601,990,655,856,445,454,140,314,71,566,595,16,1504,100,306,556,960,42,638,594,761,164,1001,180,1135,124,157,433,326,1078,1234,403,920,559,65,151,307,1348,557,283,233,1196,100,145,84,494,1094,248,964,34,178,294,76,236,294,907,123,135,43,739,67,2,1040,511,470,565,1638,121,46,912,186,1281,1017,891,679,1128,207,347,194,1035,38,195,1080,74,157,1522,471,469,238,1207,965,72,865,687,254,769,876,222,453,29,250,188,182,897,799,213,305,509,109,463,625,11,36,1227,139,709,548,332,1376,334,538,496,112,1081,9,676,309,178,686,64,122,713,1126,864,1613,1913,443,829,258,205,678,255,617,685,347,229,1251,708,654,179,514,256,63,48,872,442,83,797,259,289,865,104,475,503,535,1210,290,55,451,208,460,128,257,306,369,966,1462,206,215,1645,333,16,1122,216,655,818,488,363,951,26,1040,103,351,253,317,942,989,1161,538,995,544,783,56,281,1711,199,71,100,66,1289,218,1854,658,34,630,111,232,763,530,1692,422,1599,288,661,575,286,15,31,801,1776,1068,871,659,269,559,39,1633,488,107,638,40,299,383,989,483,569,61,157,1204,1028,114,140,1560,54,121,77,611,260,695,1370,9,356,469,1126,203,27,79,309,246,467,1199,67,302,28,584,551,1273,373,61,1008,9,590,71,77,2,74,515,796,156,350,860,0,146,1091,97,550,135,119,1636,27,349,1327,182,1466,172,685,481,421,258,210,139,690,424,540,198,1010,687,87,22,85,499,127,74,155,631,1771,145,1025,362,776,137,422,579,100,1919,865,257,7,272,42,489,11,739,800,246,47,23,17,1320,1717,180,879,47,335,97,236,1376,23,1574,97,489,656,459,1215,116,299,312,18,502,11,82,0,309,7,616,56,303,386,1864,387,9,128,324,523,1055,92,1321,747,411,108,168,614,960,1418,1687,493,118,83,9,112,475,392,7,549,377,224,257,473,281,1065,156,578,179,1276,130,62,50,407,226,1096,1060,795,234,677,1127,672,520,501,474,825,118,320,1329,107,260,39,114,390,319,304,49,528,634,77,336,137,289,56,778,262,1440,91,33,83,199,13,1153,54,157,620,183,303,702,474,269,31,391,294,1388,15,104,461,251,132,1145,337,197,95,37,563,87,19,740,58,201,168,175,169,40,46,230,21,58,616,325,566,87,53,909,905,309,302,425,448,1615,641,1327,10,463,293,323,2,189,91,1236,410,808,1182,288,150,544,304,33,26,1214,335,430,1,751,79,145,1397,1727,38,741,977,229,74,273,578,53,233,272,3,98,885,735,678,130,518,298,337,228,270,32,800,51,1901,919,1689,113,556,355,710,6,1221,219,1731,318,1216,164,76,88,149,230,5,1000,1112,49,486,1139,21,850,597,71,1619,655,71,1309,1300,1904,189,344,434,53,1229,1176,17,165,613,66,71,866,208,225,112,1202,558,2,731,665,245,519,250