Cod sursa(job #2069868)
| Utilizator | Data | 18 noiembrie 2017 21:53:47 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.42 kb |
#include <fstream>
std::ifstream cin("lgput.in");
std::ofstream cout("lgput.out");
long N, P;
#define Modulo 1999999973
long logaritmExpo(long n, long p) {
if (p == 0) {
return 1;
} if (p % 2 == 0) {
return logaritmExpo(n * n % Modulo, p / 2);
} else if (p % 2 == 1) {
return logaritmExpo(n * n % Modulo, (p - 1) / 2) * n % Modulo;
}
return 0;
}
int main() {
cin >> N >> P;
cout << logaritmExpo(N, P);
return 0;
}
