Cod sursa(job #1919209)
Utilizator | Jordan jordan1998 | Data | 9 martie 2017 18:20:05 |
---|---|---|---|
Problema | Invers modular | Scor | 50 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include <fstream>
using namespace std;
ifstream f("inversmodular.in");
ofstream g("inversmodular.out");
int euclid( int a, int b, int &x, int &y )
{
if (b == 0)
{
x = 1;
y = 0;
}
else{
int x0, y0;
euclid( b, a % b, x0, y0 );
x = y0;
y = x0 - (a / b) * y0;
}
}
int main()
{
int a,b,c,x,y;
f>>a>>b;
euclid(a,b,x,y);
g<<x;
}