Cod sursa(job #265780)
Utilizator | Data | 24 februarie 2009 14:36:19 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.31 kb |
#include <fstream>
using namespace std;
int power (int x,int n)
{if(n==0) return 1;
else if(n%2==1) return power(x,n-1);
else return power(x,n/2)*power(x,n/2);
}
int main ()
{long n,p;
ifstream f("lgput.in");
f>>n>>p;
f.close();
ofstream g("lgput.out");
g<<power(n,p)%1999999973;
g.close();
}