Create 2138-divide-a-string-into-groups-of-size-k.js

Author: everthis

2138-divide-a-string-into-groups-of-size-k.js

@@ -0,0 +1,23 @@
+/**
+ * @param {string} s
+ * @param {number} k
+ * @param {character} fill
+ * @return {string[]}
+ */
+var divideString = function(s, k, fill) {
+  let res = [], tmp = ''
+  for(let i = 0, n = s.length; i < n; i++) {
+    tmp += s[i]
+    if(tmp.length === k) {
+      res.push(tmp)
+      tmp = ''
+    }
+  }
+  if(tmp.length) {
+    for(let i = 0, limit = k - tmp.length; i < limit; i++) {
+      tmp += fill
+    }
+    res.push(tmp)
+  }
+  return res
+};