Solve 58. Length of Last Word

python/58_length_of_last_word.py

@@ -0,0 +1,9 @@
+class Solution:
+    def lengthOfLastWord(self, s: str) -> int:
+        end = len(s)-1
+        while end >= 0 and s[end] == " ":
+            end -= 1
+        i = end
+        while i >= 0 and s[i] != " ":
+            i -= 1
+        return end-i