Cod sursa(job #1983787)
Utilizator | Vlad Rochian vladrochian | Data | 22 mai 2017 13:23:02 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.46 kb |
#include <iostream>
using namespace std;
const int MOD = 1999999973;
void Multiply(int& a, int b) {
a = int64_t(a) * b % MOD;
}
int Pow(int a, int b) {
int ans = 1;
while (b > 0) {
if (b & 1)
Multiply(ans, a);
b >>= 1;
Multiply(a, a);
}
return ans;
}
int main() {
int N, P;
ifstream("lgput.in") >> N >> P;
ofstream("lgput.out") << Pow(N, P) << "\n";
return 0;
}