Cod sursa(job #482208)

Utilizator CyberneticLordMunteanu Valentin CyberneticLord Data 2 septembrie 2010 20:05:58
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.38 kb
#include<fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long log(long long int N,long long int P)
{
if(P==0) return 1;
if(P%2==1) return (P*log(N,P-1));
long long int X;
X=log(N,P/2);
return X*X;
    
     
     }

int main()
{
long long N,P;
fin>>N>>P;
fout<<log(N,P);
fin.close();
fout.close();

    
   return 0; 
}