제출 #721467

#제출 시각아이디문제언어결과실행 시간메모리
721467Darren0724이상한 기계 (APIO19_strange_device)C++17
0 / 100
2449 ms2272 KiB
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) x.begin(),x.end()
const int INF=1e18;

int32_t main(){
    int t;cin>>t;
    int a,b;cin>>a>>b;
    int m=0;
    int g=__gcd(a,b+1);
    __int128 tmp=a*b/g;
    if(tmp>INF){
        m=INF;
    }
    else{
        m=tmp;
    }
    for(int i=0;i<t;i++){
        int l,r;cin>>l>>r;
        cout<<min(r-l+1,m)<<endl;
    }

    return 0;
}
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