摘要:
原题链接在这里:https://leetcode.com/problems/3sum-smaller/ 题目: Given an array of n integers nums and a target, find the number of index triplets i, j, k with 阅读全文
摘要:
原题链接在这里:https://leetcode.com/problems/palindrome-permutation-ii/ 题目: Given a string s, return all the palindromic permutations (without duplicates) of 阅读全文
摘要:
原题链接在这里:https://leetcode.com/problems/palindrome-permutation/ 题目: Given a string, determine if a permutation of the string could form a palindrome. Fo 阅读全文