档案日期2017的3

2017年1月16日 - 2017年1月22日

[LeetCode]Increasing Subsequences

题目描述:

LeetCode 491. Increasing Subsequences

Given an integer array, your task is to find all the different possible increasing subsequences of the given array, and the length of an increasing subsequence should be at least 2 .

Example:

Input: [4, 6 ...

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[LeetCode]Find Permutation

题目描述:

LeetCode 484. Find Permutation

By now, you are given a secret signature consisting of character 'D' and 'I'. 'D' represents a decreasing relationship between two numbers, 'I' represents an increasing relationship between two numbers. And our secret signature was ...

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