Cod sursa(job #2201280)
Utilizator | Data | 4 mai 2018 02:47:19 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include <fstream>
#define maxi 1999999973
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
long long nlap(int n, int p){
if(p==1) return n;
if(p==0) return 0;
n%=maxi;
if(p%2==0) return nlap(n*n, p/2);
else return n*nlap(n*n, (p-1)/2);
}
int main()
{
long long n, p;
cin>>n>>p;
cout<<nlap(n,p);
return 0;
}