Cod sursa(job #2029682)

Utilizator GheteaMihaiGhetea Mihai GheteaMihai Data 30 septembrie 2017 12:40:43
Problema Invers modular Scor 30
Compilator cpp Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream in("inversmodular.in");
ofstream out("inversmodular.out");
unsigned long long int a , n , i , j , r ;
int main()
{
    in>>a>>n;
    r=1%n;
    for (i=1;i<n;i++)
        if ((a*i)%n==r)
        {
            out<<i;
            break;
        }

    return 0;
}