Cod sursa(job #1798445)
| Utilizator | Data | 5 noiembrie 2016 11:07:24 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.56 kb |
#include <fstream>
#define MOD 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
unsigned int RidicareLaPutere(unsigned int n, unsigned int p)
{
if (n == 1 || p == 0)
return 1;
if (p == 1)
return n % MOD;
if (p % 2 == 1)
return ((n % MOD) * RidicareLaPutere(n, p - 1) % MOD) % MOD;
return ((RidicareLaPutere(n, p / 2) % MOD) * (RidicareLaPutere(n, p / 2) % MOD)) % MOD;
}
int main()
{
unsigned int n, p;
f >> n >> p;
g << RidicareLaPutere(n, p);
return 0;
}
