题目: 题意:给你n个数值,要求排列这个序列使得第k个数值的前K-1个数的和>=第k个数值的个数尽可能多: #include <iostream> #include <cstdio> #include <cstring> #include <cstdlib> #include <cmath> #include <vector> #include <queue> #include <stack> #incl…

#include<iostream> #include<mem.h> using namespace std; ],q[]; int main() { int n,x,y; memset(q,,sizeof(q)); cin>>n; while(n) { cin>>x>>y; p[x]=y; q[x]++; q[y]--; n--;//p[x]表示在x之后两位的数是什么 //q[x]表示x这个数究竟有多少个 } ; while(true) { )…

题目传送门 /* 比C还水... */ #include <cstdio> #include <algorithm> #include <cstring> #include <cmath> #include <iostream> using namespace std; typedef long long ll; ; const int INF = 0x3f3f3f3f; ll a[MAXN]; int main(void) //Codeforc…

B. Archer Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/312/problem/B Description SmallR is an archer. SmallR is taking a match of archer with Zanoes. They try to shoot in the target in turns, and SmallR shoots first. The…

A. Opponents 题目连接: http://www.codeforces.com/contest/688/problem/A Description Arya has n opponents in the school. Each day he will fight with all opponents who are present this day. His opponents have some fighting plan that guarantees they will win…

后天考试,今天做题,我真佩服自己... 这次又只A俩水题... orz各路神犇... 话说这次模拟题挺多... 半个多小时把前面俩水题做完,然后卡C,和往常一样,题目看懂做不出来... A: 算是模拟吧,反正看懂题目后很可耻的生硬水果,没被hack我觉得非常开心... 由于要求两个人至少一个没跳过,画图后发现很偷懒的方法. 虽然跟样例不同,但过了... #include <cstdio> int main() { int n, m; scanf("%d%d", &n…

对于这道水题本人觉得应该应用贪心算法来解这道题: 下面就贴出本人的代码吧: #include<cstdio> #include<iostream> using namespace std; ],b[]; int main(void) { int n; ; ,sum2 = ; ;i<=;++i){ scanf("%d",&a[i]); sum1 += a[i]; } ;i<=;++i){ scanf("%d",&b[…

C. Woodcutters Time Limit: 20 Sec  Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/545/problem/D Description Little girl Susie went shopping with her mom and she wondered how to improve service quality. There are n people in the queue. For ea…

题目链接:http://codeforces.com/problemset/problem/545/D 题解: 问经过调整,最多能使多少个人满意. 首先是排序,然后策略是:如果这个人对等待时间满意,则将其加入队伍中,更新当前的等候时间:如果不满意,既然等待时间最小了都不满意,那把他扔到最后,即跳过他,接着考虑下一个. 代码如下: #include<cstdio>//F - F CodeForces - 545D #include<cstring> #include<cstdl…

B. Chips Time Limit: 20 Sec  Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/333/problem/B Description Gerald plays the following game. He has a checkered field of size n × n cells, where m various cells are banned. Before the game, he has to…