原文链接: https://leetcode-cn.com/problems/find-the-student-that-will-replace-the-chalk
英文原文There are n students in a clas
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原文链接: https://leetcode-cn.com/problems/minimum-space-wasted-from-packaging
英文原文You have n packages that you are trying
原文链接: https://leetcode-cn.com/problems/number-of-wonderful-substrings
英文原文A wonderful string is a string where at most
原文链接: https://leetcode-cn.com/problems/describe-the-painting
英文原文There is a long and thin painting that can be represe
原文链接: https://leetcode-cn.com/problems/unique-length-3-palindromic-subsequences
英文原文Given a string s, return the numbe
原文链接: https://leetcode-cn.com/problems/find-the-middle-index-in-array
英文原文Given a 0-indexed integer array nums, find t
原文链接: https://leetcode-cn.com/problems/maximize-the-confusion-of-an-exam
英文原文A teacher is writing a test with n true/f
原文链接: https://leetcode-cn.com/problems/maximum-number-of-ways-to-partition-an-array
英文原文You are given a 0-indexed inte
原文链接: https://leetcode-cn.com/problems/grid-game
英文原文You are given a 0-indexed 2D array grid of size 2 x n, where grid
原文链接: https://leetcode-cn.com/problems/plates-between-candles
英文原文There is a long table with a line of plates and cand