Counting Bits

Author: hyejjun

counting-bits/hyejjun.js

@@ -0,0 +1,26 @@
+/**
+ * @param {number} n
+ * @return {number[]}
+ */
+var countBits = function (n) {
+
+  let result = [];
+
+  for (let i = 0; i <= n; i++) {
+
+    let binary = i.toString(2);
+    let sum = 0;
+
+    for (let char of binary) {
+      sum += Number(char);
+    }
+    result.push(sum);
+  }
+
+  return result;
+
+};
+
+
+console.log(countBits(2));
+console.log(countBits(5));