03 2017 档案
摘要：原题链接在这里：https://leetcode.com/problems/relative-ranks/#/description 题目： Given scores of N athletes, find their relative ranks and the people with the t
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摘要：原题链接在这里：https://leetcode.com/problems/base-7/#/description 题目： Given an integer, return its base 7 string representation. Example 1: Example 2: Note:
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摘要：原题链接在这里：https://leetcode.com/problems/next-greater-element-ii/ 题目： Given a circular array (the next element of the last element is the first element o
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摘要：原题链接在这里：https://leetcode.com/problems/next-greater-element-i/description/ 题目： You are given two arrays (without duplicates) nums1 and nums2 where nums
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摘要：原题链接在这里：https://leetcode.com/problems/keyboard-row/#/description 题目： Given a List of words, return the words that can be typed using letters of alphab
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摘要：原题链接在这里：https://leetcode.com/problems/validate-ip-address/#/description 题目： Write a function to check whether an input string is a valid IPv4 address
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摘要：原题链接在这里：https://leetcode.com/problems/132-pattern/ 题目： Given a sequence of n integers a1, a2, ..., an, a 132 pattern is a subsequence ai, aj, ak such
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摘要：原题链接在这里：https://leetcode.com/problems/4sum-ii/?tab=Description 题目： Given four lists A, B, C, D of integer values, compute how many tuples (i, j, k, l)
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摘要：原题链接在这里：https://leetcode.com/problems/longest-palindromic-subsequence/ 题目： Given a string s, find the longest palindromic subsequence's length in s. Y
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摘要：原题链接在这里：https://leetcode.com/problems/all-oone-data-structure/?tab=Description 题目： Implement a data structure supporting the following operations: Cha
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摘要：原题链接在这里：https://leetcode.com/problems/delete-node-in-a-bst/?tab=Description 题目： Given a root node reference of a BST and a key, delete the node with t
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