原文链接: https://leetcode-cn.com/problems/friends-of-appropriate-ages
英文原文There are n persons on a social media website.
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原文链接: https://leetcode-cn.com/problems/most-profit-assigning-work
英文原文You have n jobs and m workers. You are given thr
原文链接: https://leetcode-cn.com/problems/making-a-large-island
英文原文You are given an n x n binary matrix grid. You are al
原文链接: https://leetcode-cn.com/problems/design-circular-queue
英文原文Design your implementation of the circular queue. The
原文链接: https://leetcode-cn.com/problems/find-and-replace-in-string
英文原文You are given a 0-indexed string s that you must
原文链接: https://leetcode-cn.com/problems/flipping-an-image
英文原文Given an n x n binary matrix image, flip the image horizo
原文链接: https://leetcode-cn.com/problems/image-overlap
英文原文You are given two images, img1 and img2, represented as binar
原文链接: https://leetcode-cn.com/problems/guess-the-word
英文原文This is an interactive problem.
You are given an array of u
原文链接: https://leetcode-cn.com/problems/longest-mountain-in-array
英文原文You may recall that an array arr is a mountain ar
原文链接: https://leetcode-cn.com/problems/hand-of-straights
英文原文Alice has some number of cards and she wants to rearrange