You play a computer game. In this game, you lead a party of mm heroes, and you have to clear a dungeon with nn monsters. Each monster is characterized by its power aiai. Each hero is characterized by his power pipi and endurance sisi. The heroes clea…
B. Clique Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output The clique problem is one of the most well-known NP-complete problems. Under some simplification it can be formulated as f…
题目链接: B. Andrey and Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Andrey needs one more problem to conduct a programming contest. He has n friends who are always willing to help.…
Bob and math problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 401 Accepted Submission(s): 149 Problem Description Recently, Bob has been thinking about a math problem.There are N Digit…
HDU 4974 A simple water problem pid=4974" target="_blank" style="">题目链接 签到题,非常easy贪心得到答案是(sum + 1) / 2和ai最大值的最大值 代码: #include <cstdio> #include <cstring> #include <algorithm> using namespace std; const int N =…
D. Dasha and Very Difficult Problem 题目连接: http://codeforces.com/contest/761/problem/D Description Dasha logged into the system and began to solve problems. One of them is as follows: Given two sequences a and b of length n each you need to write a se…
B. Clique Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output The clique problem is one of the most well-known NP-complete problems. Under some simplification it can be formulated as f…
An Easy Problem Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 8333 Accepted: 4986 Description As we known, data stored in the computers is in binary form. The problem we discuss now is about the positive integers and its binary form.…
题目链接 Dasha and Very Difficult Problem 求出ci的取值范围,按ci排名从小到大贪心即可. 需要注意的是,当当前的ci不满足在这个取值范围内的时候,判为无解. #include <bits/stdc++.h> using namespace std; #define rep(i,a,b) for(int i(a); i <= (b); ++i) + ; int a[N], b[N], c[N], op[N]; int l, r, L, R, cnt; b…
传送门 D. Clique Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output The clique problem is one of the most well-known NP-complete problems. Under some simplification it can be formulated…
题目链接: Ugly Problem Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 363 Accepted Submission(s): 134Special Judge Problem Description Everyone hates ugly problems.You are given a positive integ…
题目链接:http://codeforces.com/problemset/problem/798/C 题意:给你n个数,a1,a2,....an.要使得gcd(a1,a2,....an)>1,可以执行一次操作使ai,ai+1变为ai - ai + 1, ai + ai + 1.求出使得gcd(a1,a2,....an)>1所需要的最小操作数. 解题思路:首先,要知道如果能够实现gcd(a1,a2,....an)>1,那么a1~an肯定都是偶数(0也是偶数),所以我们的目的就是用最少的操…
题目链接: B. Clique Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output The clique problem is one of the most well-known NP-complete problems. Under some simplification it can be formulate…
描述As we known, data stored in the computers is in binary form. The problem we discuss now is about the positive integers and its binary form. Given a positive integer I, you task is to find out an integer J, which is the minimum integer greater than…
题目链接:http://codeforces.com/contest/761/problem/D D. Dasha and Very Difficult Problem time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Dasha logged into the system and began to solve problem…
Description Famil Door wants to celebrate his birthday with his friends from Far Far Away. He has n friends and each of them can come to the party in a specific range of days of the year from ai to bi. Of course, Famil Door wants to have as many frie…
CF Educational Round 78 (Div2)题解报告A~E A:Two Rival Students 依题意模拟即可 #include<bits/stdc++.h> using namespace std; int T; int n, x, a, b; int main() { cin >> T; while(T--) { cin >> n >> x >> a >> b; if(a > b) swap(a, b…
传送门 A. Two Rival Students 签到. Code /* * Author: heyuhhh * Created Time: 2019/11/13 22:37:26 */ #include <bits/stdc++.h> #define MP make_pair #define fi first #define se second #define sz(x) (int)(x).size() #define all(x) (x).begin(), (x).end() #defi…
http://acm.hdu.edu.cn/showproblem.php?pid=4976 2014 Multi-University Training Contest 10 1006 A simple greedy problem. Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 20 Accepted Submission(s…
Description The clique problem is one of the most well-known NP-complete problems. Under some simplification it can be formulated as follows. Consider an undirected graph G. It is required to find a subset of vertices C of the maximum size such that…
Problem UVA11134-Fabled Rooks Accept: 716 Submit: 6134Time Limit: 3000mSec Problem Description We would like to place n rooks, 1 ≤ n ≤ 5000, on a n × n board subject to the following restrictions• The i-th rook can only be placed within the rectangl…
