Cod sursa(job #1188230)
Utilizator | Data | 19 mai 2014 08:16:15 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.45 kb |
#include <fstream>
using namespace std;
const unsigned long long mod=1999999973;
unsigned long long n, p;
ifstream f("lgput.in");
ofstream g("lgput.out");
unsigned long long Exp(int p)
{
if (p!=1) {
long long rez;
rez=Exp(p/2)%mod;
rez=(rez*rez)%mod;
if (p%2)
rez*=n;
return rez%mod;
}
else
return n;
}
int main()
{
f>>n>>p;
g<<Exp(p);
return 0;
}