Cod sursa(job #1735401)
Utilizator | Data | 29 iulie 2016 18:56:07 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include <iostream>
#include <fstream>
using namespace std;
long long int power(long long int n,long long int p) {
long long int half;
if (p==0)
return 1;
if (p%2==0) {
half=power(n,p/2);
return half*half;
}
else {
half=power(n,(p-1)/2);
return n*half*half;
}
}
int main() {
long long int n,p;
ifstream in("lgput.in");
ofstream out("lgput.out");
in>>n>>p;
out<<power(n,p)%1999999973;
}