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LeetCode简单难度练习

题目描述如下 You are given two jugs with capacities x and y litres. There is an infinite amount of water supply available. You need to determine whether it is possible to measure exactly z litres using thes

IsSubsequence Python class Solution(object): def isSubsequence(self, s, t): """ :type s: str :type t: str :rtype: bool """ for i, ele in enumerate(s): if ele