Cod sursa(job #1907733)
Utilizator | Gabriel b. gabriel.bjg | Data | 6 martie 2017 20:40:40 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.53 kb |
//#include "stdafx.h"
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
unsigned long long putere(unsigned long long n, unsigned long long p)
{
if (p == 0)
return 1;
if (p == 1)
return n;
if (p % 2 == 0)
{
unsigned long long rez = putere(n, p / 2);
return (rez * rez) % 1999999973;
}
return (n * putere(n, p - 1)) % 1999999973;
}
int main()
{
unsigned long long n, p;
fin >> n >> p;
fout << putere(n % 1999999973, p) % 1999999973;
return 0;
}