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

今年暑假不AC Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4653 Accepted Submission(s): 2336 Problem 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...