Cod sursa(job #255609)
Utilizator | Data | 10 februarie 2009 08:23:02 | |
---|---|---|---|
Problema | Invers modular | Scor | 30 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.24 kb |
#include <fstream.h>
int main()
{
ifstream f("inversmodular.in");
ofstream g("inversmodular.out");
unsigned long a,n,i;
f>>a>>n;
int v=0;
for (i=1;i<=n && !v;i++)
if (((long long)a*i)%n==1)
{
g<<i<<'\n';
v=1;
}
return 0;
}