Cod sursa(job #2530362)

Utilizator alessiamtr12Mitrica Alessia alessiamtr12 Data 24 ianuarie 2020 18:19:18
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.34 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=1ll*p*x%N;
        }
        x=1ll*x*x%N;
        n=n/2;
    }
    fout<<p;

    return 0;
}