Solved 279

Author: JianLoong

200-299/279.js

@@ -0,0 +1,27 @@
+/**
+ * DP Solution 168ms
+ *
+ * @param {number} n
+ * @return {number}
+ */
+var numSquares = function(n) {
+  if (n <= 0) return 0;
+  let memo = [0];
+
+  while (memo.length <= n) {
+    console.log(memo);
+    let m = memo.length;
+    let cntSquares = Number.MAX_SAFE_INTEGER;
+    for (let i = 1; i * i <= m; i++) {
+      cntSquares = Math.min(cntSquares, memo[m - i * i] + 1);
+    }
+
+    memo.push(cntSquares);
+  }
+
+  return memo[n];
+};
+
+const input = 12;
+
+console.log(numSquares(input));