Cod sursa(job #1278690)
Utilizator | Data | 29 noiembrie 2014 11:06:22 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.49 kb |
#include <fstream>
#define M 1999999973
using namespace std;
inline long long Putere(long long n, long long p)
{
if (p == 0) return 1;
if (p == 1) return n;
if (p % 2 == 0) return Putere((n * n) % M, p / 2) % M;
return n * Putere((n * n) % M, (p - 1) / 2) % M;
}
int main()
{
long long n, p;
ifstream fin("lgput.in");
fin >> n >> p;
fin.close();
ofstream fout("lgput.out");
fout << Putere(n, p) % M;
fout.close();
return 0;
}