Map生成器 map适配器如今能够使用各种不同的Generator,iterator和常量值的组合来填充Map初始化对象 package org.rui.collection2.map; /** * map生成器 * @author lenovo * */ public class Pair<K,V> { public final K key; public final V value; public Pair(K k,V v) { this.key=k; this.value=v; } }
Most crossword puzzle fans are used to anagrams - groups of words with the same letters in different orders - for example OPTS, SPOT, STOP, POTS and POST. Some words however do not have this attribute, no matter how you rearrange their letters, you c
传送门:点我 题意:给定n长度的序列,重排成后一个数是前一个数除以三,或者后一个数是前一个数乘二,要求输出这个序列. 思路:大力深搜,对每个数搜除3的和乘2的是否出现过,然后继续搜下去.如果有一个数搜能搜完整个序列,那就输出这个数开始的一整个序列. 代码: #include<bits/stdc++.h> using namespace std; typedef unsigned long long LL; ,flag = ; int n,k; map<LL,int>ma; LL b