原文链接: https://leetcode-cn.com/problems/decoded-string-at-index
英文原文You are given an encoded string s. To decode the st
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原文链接: https://leetcode-cn.com/problems/boats-to-save-people
英文原文You are given an array people where people[i] is the w
原文链接: https://leetcode-cn.com/problems/possible-bipartition
英文原文We want to split a group of n people (labeled from 1 t
原文链接: https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-postorder-traversal
英文原文Given two integ
原文链接: https://leetcode-cn.com/problems/find-and-replace-pattern
英文原文Given a list of strings words and a string pattern
原文链接: https://leetcode-cn.com/problems/groups-of-special-equivalent-strings
英文原文You are given an array of strings of t
原文链接: https://leetcode-cn.com/problems/all-possible-full-binary-trees
英文原文Given an integer n, return a list of all pos
原文链接: https://leetcode-cn.com/problems/bitwise-ors-of-subarrays
英文原文We have an array arr of non-negative integers.
Fo
原文链接: https://leetcode-cn.com/problems/rle-iterator
英文原文We can use run-length encoding (i.e., RLE) to encode a sequenc
原文链接: https://leetcode-cn.com/problems/online-stock-span
英文原文Design an algorithm that collects daily price quotes for