Cod sursa(job #2436830)

Utilizator popesculucaPopescu Luca popesculuca Data 7 iulie 2019 13:28:19
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   in("inversmodular.in");
ofstream out("inversmodular.out");
int main()
{
    unsigned long long i , n , r , a;
    in>>a>>n;
    r=1%n;
    for (i=1 ; i<n ; i++)
        if ((a*i)%n==r)
    {
        out<<i;
        return 0;
    }
    return 0;
}