Cod sursa(job #3204273)
| Utilizator | Data | 16 februarie 2024 09:34:30 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.45 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
#define MOD 1999999973
int quick_exp(int x, int p) {
if (p == 0) return 1;
if (p % 2 == 0) {
int t = quick_exp(x, p / 2) % MOD;
return t * t % MOD;
}
else {
return x * quick_exp(x, p - 1) % MOD;
}
}
int main() {
int n, p;
fin>>n>>p;
fout<<quick_exp(n, p);
return 0;
}
