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9.11 - medium - 241:280

9.11 - medium - 241:280

作者: 健时总向乱中忙 | 来源:发表于2017-09-11 23:58 被阅读0次

    练手题:
    484. Find Permutation
    491. Increasing Subsequences
    494. Target Sum * 用DP和backtracking两种解法来试试
    505. The Maze II *
    516. Longest Palindromic Subsequence
    522. Longest Uncommon Subsequence II
    523. Continuous Subarray Sum *
    526. Beautiful Arrangement
    533. Lonely Pixel II: 题目很晦涩 * 题目看着太难受,所以没有做
    536. Construct Binary Tree from String: 练一把divide and conquer
    545. Boundary of Binary Tree
    548. Split Array with Equal Sum * 有点做不动了,休息下
    553. Optimal Division: 如果不准用数学解法 * 被娃闹得身心疲惫。。。
    549. Binary Tree Longest Consecutive Sequence II
    555. Split Concatenated Strings

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