Cod sursa(job #997169)
| Utilizator | Data | 13 septembrie 2013 14:16:43 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.44 kb |
#include <fstream>
#define MOD 1999999973
using namespace std;
unsigned int power(unsigned int N, unsigned int P) {
unsigned int k;
if (P == 1)
return N;
if (P % 2 == 0) {
k = power(N, P/2);
return (long long) (k * k) % MOD;
} else {
return (long long) (N * power(N, P - 1)) % MOD;
}
}
int main() {
ifstream in("lgput.in");
ofstream out("lgput.out");
unsigned int N, P;
in>>N>>P;
out<<power(N,P);
return 0;
}
