Cod sursa(job #422049)
Utilizator | Data | 22 martie 2010 08:36:30 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.37 kb |
#include <fstream>
#define MODULO 1999999973
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
long long n,p;
long long po(long long n, long long p)
{
if(p==0)
return 1;
if(p%2)
return n*po(n,(p-1)/2)%MODULO;
else
{
p=po(n,p/2);
return p*p%MODULO;
}
}
int main()
{
in>>n>>p;
out<<po(n,p)%MODULO;
return 0;
}