Cod sursa(job #3225197)
Utilizator | Data | 17 aprilie 2024 08:36:04 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <fstream>
#define mod 1999999973
using namespace std;
ifstream cin ("lgput.in");
ofstream cout ("lgput.out");
int n, p;
int pow(int a, int b) {
int p = 1;
for (int i = 1; i <= b; i <<= 1) {
if (b & i) {
p = (1LL * p * a) % mod;
}
a = (1LL * a * a) % mod;
}
return p;
}
int main() {
cin >> n >> p;
cout << pow(n, p);
return 0;
}