题目链接:https://nanti.jisuanke.com/t/A1842 题目大意:给定整数n,m,k,其中1≤m≤n≤1018,k≤10, 然后给出k个素数,保证M=p[1]*p[2]……*p[k]≤1018,p[i]≤105 求C(n,m)%(p[1]*p[2]……*p[k]) 解题思路:因为模数太大,所以我们先用卢卡斯定理求出对每个素数的模,然后再通过中国剩余定理就可以求得对它们的乘积的模. 代码: #include<bits/stdc++.h> using namespace s…

ACM ICPC Central Europe Regional Contest 2013 Jagiellonian University Kraków Problem A: Rubik’s RectangleProblem B: What does the fox say?Problem C: Magical GCDProblem D: SubwayProblem E: EscapeProblem F: DraughtsProblem G: History courseProblem H: C…

Problem G. Garden Gathering Input file: standard input Output file: standard output Time limit: 3 seconds Memory limit: 512 megabytes Many of you may have been to St. Petersburg, but have you visited Peterhof Palace? It is a collection of splendid pa…

Problem D. Delay Time Input file: standard input Output file: standard output Time limit: 1 second Memory limit: 512 megabytes Petr and Egor are measuring the gravitational acceleration g on their physics lessons using a special device. An electromag…

The so-called best problem solver can easily solve this problem, with his/her childhood sweetheart. It is known that y=(5+2 *sqrt(6))^(1+2^x) For a given integer x(0≤x<2^32) and a given prime number M(M≤46337), print [y]%M. ([y]means the integer part…

题目链接: Hdu 5446 Unknown Treasure 题目描述: 就是有n个苹果,要选出来m个,问有多少种选法?还有k个素数,p1,p2,p3,...pk,结果对lcm(p1,p2,p3.....,pk)取余. 解题思路: Lucas + 中国剩余定理,注意的是中国剩余定理的时候有可能会爆long long.然后用一个快速加法就好辣. #include <cstdio> #include <cstring> #include <iostream> #inclu…

Different Circle Permutation Time Limit: 3000/1500 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 208    Accepted Submission(s): 101 Problem Description You may not know this but it's a fact that Xinghai Square is…

Unknown Treasure Time Limit: 1500/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 2209    Accepted Submission(s): 821 Problem Description On the way to the next secret treasure hiding place, the mathematician…

Unknown Treasure Time Limit: 1500/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Problem Description On the way to the next secret treasure hiding place, the mathematician discovered a cave unknown to the map. The mathematician…

I. Illegal or Not? time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output The Schengen Agreement was signed by a number of countries to uniform many visa-related questions and to allow tourists fr…