04 2017 档案

LeetCode-494. Target Sum(DFS&DP)
摘要：You are given a list of non-negative integers, a1, a2, ..., an, and a target, S. Now you have 2 symbols + and -. For each integer, you should choose o 阅读全文
posted @ 2017-04-10 21:10 Pickle 阅读(1732) 评论(0) 推荐(0) 编辑
LeetCode-394. Decode String(DFS)
摘要：Given an encoded string, return it's decoded string. The encoding rule is: k[encoded_string], where the encoded_string inside the square brackets is b 阅读全文
posted @ 2017-04-01 21:47 Pickle 阅读(578) 评论(0) 推荐(0) 编辑

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