Cod sursa(job #1526746)
Utilizator | Data | 17 noiembrie 2015 09:51:47 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.38 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fi("lgput.in");
ofstream fo("lgput.out");
const int N = 1999999973;
int putere(int a, int n)
{
if(n==0)
return 1;
if(n%2!=0)
return (a*putere(a*a,n/2))%N;
return (putere(a*a,n/2))%N;
}
int main()
{
int a,n;
fi>>a>>n;
fo<<putere(a,n);
return 0;
}