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package _interview_question /** * Given a integer n, return all amicable paris * */ class Solution16 { /* * solution: get sum of divisors of number,Ti 阅读全文
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package LeetCode_454 /** * 454. 4Sum II * https://leetcode.com/problems/4sum-ii/ * Given four lists A, B, C, D of integer values, * compute how many t 阅读全文
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package LeetCode_18 /** * 18. 4Sum * https://leetcode.com/problems/4sum/ * Given an array nums of n integers and an integer target, * are there elemen 阅读全文