D2. Magic Powder - 2 time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output The term of this problem is the same as the previous one, the only exception — increased restrictions. Input The first l…

D1. Magic Powder - 1 题目连接: http://www.codeforces.com/contest/670/problem/D1 Description This problem is given in two versions that differ only by constraints. If you can solve this problem in large constraints, then you can just write a single soluti…

题目链接: http://codeforces.com/contest/670/problem/D2 题解: 二分答案. #include<iostream> #include<cstdio> #include<cstring> #include<map> using namespace std; + ; const int INF = 2e9; typedef __int64 LL; int n, k; int x[maxn], y[maxn]; bool…

A. Holidays time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output On the planet Mars a year lasts exactly n days (there are no leap years on Mars). But Martians have the same weeks as earthlings …

D1. Magic Powder - 1 time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output This problem is given in two versions that differ only by constraints. If you can solve this problem in large constraint…

A. Holidays 题意:一个星球 五天工作,两天休息.给你一个1e6的数字n,问你最少和最多休息几天.思路:我居然写成模拟题QAQ. #include<bits/stdc++.h> using namespace std; //#define int long long signed main(){ int n; cin>>n; ==){ ;x*=; cout<<x<<" "<<x; ; } ; ; ; int temp…

A. Magic Spheres Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://www.codeforces.com/contest/606/problem/A Description Carl is a beginner magician. He has a blue, b violet and c orange magic spheres. In one move he can transform two spheres of the…

D. Magic Breeding link http://codeforces.com/contest/878/problem/D description Nikita and Sasha play a computer game where you have to breed some magical creatures. Initially, they have k creatures numbered from 1 to k. Creatures have n different cha…

题目链接: http://codeforces.com/contest/670/problem/E 题解: 用STL的list和stack模拟的,没想到跑的还挺快. 代码: #include<iostream> #include<cstdio> #include<cstring> #include<map> #include<list> #include<stack> using namespace std; + ; const in…

A. Magic Spheres   Carl is a beginner magician. He has a blue, b violet and c orange magic spheres. In one move he can transform two spheres of the same color into one sphere of any other color. To make a spell that has never been seen before, he nee…