原文链接: https://leetcode-cn.com/problems/finding-pairs-with-a-certain-sum
英文原文You are given two integer arrays nums1 and
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原文链接: https://leetcode-cn.com/problems/design-movie-rental-system
英文原文You have a movie renting company consisting of n
原文链接: https://leetcode-cn.com/problems/operations-on-tree
英文原文You are given a tree with n nodes numbered from 0 to n -
原文链接: https://leetcode-cn.com/problems/detect-squares
英文原文You are given a stream of points on the X-Y plane. Design an
原文链接: https://leetcode-cn.com/problems/stock-price-fluctuation
英文原文You are given a stream of records about a particula
原文链接: https://leetcode-cn.com/problems/walking-robot-simulation-ii
英文原文A width x height grid is on an XY-plane with th
原文链接: https://leetcode-cn.com/problems/min-stack-lcci
英文原文How would you design a stack which, in addition to push and
原文链接: https://leetcode-cn.com/problems/implement-queue-using-stacks-lcci
英文原文Implement a MyQueue class which implement
原文链接: https://leetcode-cn.com/problems/three-in-one-lcci
英文原文Describe how you could use a single array to implement th
原文链接: https://leetcode-cn.com/problems/sort-of-stacks-lcci
英文原文Write a program to sort a stack such that the smallest
