day1

2022/1.js

@@ -0,0 +1,19 @@
+const fs = require('fs');
+
+let elfIndex = 0;
+const calorieAmounts = fs.readFileSync('1.input').toString().split(`\n`).reduce((a, c) => {
+    if (c == '') {
+        elfIndex++;
+        a[elfIndex] = 0;
+        return a;
+    }
+
+    a[elfIndex] += parseInt(c);
+    return a;
+}, [0]);
+
+const part1 = Math.max(...calorieAmounts);
+console.log(`PART 1: ${part1}`);
+
+const sortedCalories = calorieAmounts.sort((a, b) => b - a);
+console.log(`PART 2: ${sortedCalories[0] + sortedCalories[1] + sortedCalories[2]}`);