Cod sursa(job #2173955)
Utilizator | Data | 16 martie 2018 09:54:50 | |
---|---|---|---|
Problema | Invers modular | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.31 kb |
#include <fstream>
using namespace std;
ifstream fin("inversmodular.in");
ofstream fout("inversmodular.out");
int n,a,x,i,ok;
int main()
{
fin>>a>>n;
ok=1;
for(i=1;i<=n-1 && ok==1;i++){
if(a*i%n==1){
x=i;
ok=0;
}
}
fout<<x;
return 0;
}