Create 1837-sum-of-digits-in-base-k.js

Author: everthis

1837-sum-of-digits-in-base-k.js

@@ -0,0 +1,12 @@
+/**
+ * @param {number} n
+ * @param {number} k
+ * @return {number}
+ */
+const sumBase = function(n, k) {
+  let str = n.toString(k)
+  let res = 0
+  for(let ch of str) res += +ch
+  
+  return res
+};