Solutions for day two

02/code.js

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+const fs = require('fs');
+const inputArray = fs.readFileSync('input.txt').toString().split("\n");
+
+// Part One
+/*
+let position = 0;
+let depth = 0;
+for(i in inputArray) {
+  const lineArray = inputArray[i].split(" ");
+  const direction = lineArray[0];
+  const distance = parseInt(lineArray[1]);
+
+  switch (direction) {
+    case "forward":
+      position = position + distance;
+      break;
+    case "up":
+      depth = depth - distance;
+      break;
+    case "down":
+      depth = depth + distance;
+      break;
+  }
+}
+
+const product = position * depth;
+console.log(`${position} * ${depth} = ${product}`);
+*/
+
+// Part Two
+let aim = 0;
+let depth = 0;
+let position = 0;
+for(i in inputArray) {
+  const lineArray = inputArray[i].split(" ");
+  const direction = lineArray[0];
+  const distance = parseInt(lineArray[1]);
+
+  switch (direction) {
+    case "forward":
+      position = position + distance;
+      depth = depth + (aim * distance);
+      break;
+    case "up":
+      aim = aim - distance;
+      break;
+    case "down":
+      aim = aim + distance;
+      break;
+  }
+}
+
+const product = position * depth;
+console.log(`${position} * ${depth} = ${product}`);

02/input.txt

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