Cod sursa(job #1259881)
Utilizator | Data | 10 noiembrie 2014 17:55:04 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.35 kb |
#include <fstream>
using namespace std;
ifstream in ("lgput.in");
ofstream out ("lgput.out");
int lgput(int n, int p, long int c=1999999973)
{
if (p==1)
return n%c;
if (p%2==0)
return lgput(n*n, p/2);
else
return n*lgput(n*n, p/2);
}
int main()
{
int n, p;
in >> n >> p;
out << lgput(n, p);
return 0;
}