Cod sursa(job #346552)
Utilizator | Data | 8 septembrie 2009 16:34:38 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.38 kb |
#include<fstream>
#define mod 1999999973
using namespace std;
int putere(int baza,int p)
{if(p==0) return 1;
int ret=(putere(baza,p/2)%mod);
if(p%2==0) return (ret*ret)%mod;
else return (((ret*ret)%mod)*baza)%mod;
}
int main()
{ifstream in("lgput.in");
ofstream out("lgput.out");
int n,p;
in>>n>>p;
out<<putere(n,p);
return 0;}