题目描述 Suppose there are n facilities and m customers. We wishto choose: (1) which of th...
https://leetcode.com/problems/longest-palindromic-subsequence/ Given a string s, find t...
https://leetcode.com/problems/counting-bits/ Given a non negative integer number num. F...
https://leetcode.com/problems/palindromic-substrings/ Given a string, your task is to c...
https://leetcode.com/problems/house-robber/ You are a professional robber planning to r...
https://leetcode.com/problems/maximum-subarray/ Given an integer array nums, find the c...
https://leetcode.com/problems/best-time-to-buy-and-sell-stock/ Say you have an array fo...
https://leetcode.com/problems/to-lower-case/description/ -- Implement function ToLowerC...
https://leetcode.com/problems/minimum-falling-path-sum/description/ Given a square arra...
https://leetcode.com/problems/min-cost-climbing-stairs/description/ On a staircase, the...
https://leetcode.com/problems/score-after-flipping-matrix/description/ We have a two di...
https://leetcode.com/problems/evaluate-division/description/ Equations are given in the...
https://leetcode.com/problems/redundant-connection/description/ In this problem, a tree...
https://leetcode.com/problems/couples-holding-hands/description/ N couples sit in 2N se...
https://leetcode.com/problems/keys-and-rooms/description/ There are N rooms and you sta...
https://leetcode.com/problems/kth-largest-element-in-an-array/description/ Find the kth...
https://leetcode.com/problems/reverse-pairs/description/ Given an array nums, we call (...
用例简介 包含用户从选择酒店到付款入住的一套用例,用例图如下: 顺序图 类图 包图