Create 829-consecutive-numbers-sum.js

Author: everthis

829-consecutive-numbers-sum.js

@@ -0,0 +1,11 @@
+/**
+ * @param {number} N
+ * @return {number}
+ */
+const consecutiveNumbersSum = function (N) {
+  let count = 1
+  for (let k = 2; k < Math.sqrt(2 * N); k++) {
+    if ((N - (k * (k - 1)) / 2) % k === 0) count++
+  }
+  return count
+}