Cod sursa(job #2257247)
| Utilizator | Data | 9 octombrie 2018 20:56:48 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 30 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.58 kb |
#include <fstream>
#include <iostream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const int MOD = 1999999973;
int RidicareLogaritmica(int N, int P) {
if (P == 0) {
return 1;
} else if (P % 2 == 0) {
return (1LL * RidicareLogaritmica(N, P / 2) *
RidicareLogaritmica(N, P / 2)) %
MOD;
} else {
return (1LL * N * RidicareLogaritmica(N, P / 2) *
RidicareLogaritmica(N, P / 2)) %
MOD;
}
}
int main() {
int N, P;
fin >> N >> P;
fout << RidicareLogaritmica(N, P);
}