Create 989-add-to-array-form-of-integer.js

Author: everthis

989-add-to-array-form-of-integer.js

@@ -0,0 +1,20 @@
+/**
+ * @param {number[]} num
+ * @param {number} k
+ * @return {number[]}
+ */
+const addToArrayForm = function(num, k) {
+  const res = []
+  for(let i = num.length - 1; i >= 0; i--) {
+    const tmp = num[i] + k
+    res.push(tmp % 10)
+    k = ~~(tmp / 10)
+  }
+
+  while(k > 0) {
+    res.push(k % 10)
+    k  = ~~(k / 10)
+  }
+  res.reverse()
+  return res
+};