Cod sursa(job #2277313)
Utilizator | Data | 6 noiembrie 2018 00:26:38 | |
---|---|---|---|
Problema | Progresie | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva ICPC | Marime | 0.27 kb |
#include<fstream>
using namespace std;
ifstream cin("progresie.in");
ofstream cout("progresie.out");
long long t,n,r,gr,v;
int main(){
cin>>t;
while(t--){
cin>>n>>r;
gr=(n-1)*r+1;
v=gr*(gr-1)+1;
cout<<v<<'\n';
}
}