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A.Find Small ATime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 3868 Accepted Submission(s): 1743Problem DescriptionAs is known to all,the...

今年暑假不ACTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4653 Accepted Submission(s): 2336Problem Description“今年暑假不AC？”“是的。”“那你干什么呢？”“看世界杯呀，笨蛋...

#include<bits/stdc++.h>using namespace std;int main(){ long long n, k, a, b; long long sum = 0; cin>> n >> k >> a >> b; if(n < k || k == 1){ cout<< (n-1) *...

A - Factorial HDU - 1124 The most important part of a GSM network is so called Base Transceiver Station (BTS). These transceivers form the areas called cells (this term gave the name to the cellular p...