Cod sursa(job #2530355)

Utilizator alessiamtr12Mitrica Alessia alessiamtr12 Data 24 ianuarie 2020 18:14:46
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#include <fstream>
#define N  1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int n,i,p,x;
int main()
{
    fin>>x>>n;
    p=1;
    while(n!=0)
    {
        if(n%2!=0)
        {
            p=p*x;
        }
        x=x*x;
        n=n/2;
    }
    fout<<p;

    return 0;
}