Cod sursa(job #2619167)

Utilizator irina_23_aprcostache irina irina_23_apr Data 27 mai 2020 11:03:46
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.36 kb
Raporteaza aceasta sursa 
#include <fstream>
#include <cmath>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
#define MOD 1999999973
int main()
{
    unsigned long long n,p=1,P;
    in>>n>>P;
    while(P)
    {
        if(P%2==1)
            p=(p%MOD)*(n%MOD);
        n=(n%MOD)*(n%MOD);
        P=(P%MOD)/2;
    }
    out<<p%MOD;
    return 0;
}