2020-03-01

Author: JiayangWu

面试题01.01.判定字符是否唯一/面试题01.01-判定字符是否唯一.py

@@ -0,0 +1,7 @@
+class Solution(object):
+    def isUnique(self, astr):
+        """
+        :type astr: str
+        :rtype: bool
+        """
+        return len(set(astr)) == len(astr)