Cod sursa(job #1608468)
Utilizator | Data | 22 februarie 2016 09:19:31 | |
---|---|---|---|
Problema | Invers modular | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.34 kb |
#include <fstream>
using namespace std;
ifstream is("inversmodular.in");
ofstream os("inversmodular.out");
int x, a, n;
int main()
{
is >> a >> n;
for(int i = 1; i < n; ++i)
{
if((a*i)%n == 1)
{
os << i;
break;
}
}
is.close();
os.close();
return 0;
}