feat(day1): solve part 2

1 files changed, 8 insertions, 3 deletions

diff --git a/day-1/index.js b/day-1/index.js
index 512deea..31490b6 100644
--- a/day-1/index.js
+++ b/day-1/index.js
@@ -1,15 +1,20 @@
 const fs = require('fs');
 const input = fs.readFileSync('./day-1/input.txt').toString();
 
+const TOP_AMOUNT = 3;
+
 const lines = input.split('\n');
 const result = lines.reduce((acc, line) => {
   if (line === '') {
-    if (acc.current > acc.greatest) acc.greatest = acc.current;
+    acc.sums.push(acc.current);
     acc.current = 0;
   } else acc.current += parseInt(line);
 
   return acc;
-}, { current: 0, greatest: 0 });
+}, { current: 0, sums: [] });
+
 
-console.log(result);
+const topSums = result.sums.sort((a, b) => b - a).slice(0, TOP_AMOUNT);
+const totalTopSum = topSums.reduce((acc, value) => acc + value, 0);
 
+console.log(totalTopSum);