Cod sursa(job #2436826)

Utilizator GheteaMihaiGhetea Mihai GheteaMihai Data 7 iulie 2019 13:26:35
Problema Invers modular Scor 30
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.31 kb
Raporteaza aceasta sursa 
#include <fstream>

using namespace std;

ifstream cin("inversmodular.in");
ofstream cout("inversmodular.out");

unsigned long long int a, n, r ;
int main()
{
    cin>>a>>n;
    for (int i=1;i<n;i++)
        if ((a*i)%n==1)
        {
            cout<<i;
            break;
        }

    return 0;
}