finish 0058

Author: benben6515

README.md

@@ -29,6 +29,7 @@ since 2021.10.10 / Benben
 - 0028.Implement strStr()
 - 0035.Search Insert Position
 - 0053.Maximum SubArray
+- 0058.Length of Last Word
 - 0104.Maximum Depth of Binary Tree
 - 0100.Same Tree
 - 0110.Balanced Binary Tree

leetcode-easy/0058-length-of-last-word.js

@@ -0,0 +1,12 @@
+/**
+ * @param {string} s
+ * @return {number}
+ */
+var lengthOfLastWord = function(s) {
+  const arr = s.trim().split(' ')
+  return arr[arr.length - 1].length
+};
+
+// 2022/06/13 done
+// Runtime: 61 ms, faster than 90.52% of JavaScript online submissions for Length of Last Word.
+// Memory Usage: 42.5 MB, less than 9.29% of JavaScript online submissions for Length of Last Word.