Cod sursa(job #1802472)

Utilizator xandruGuzun Alexandru xandru Data 10 noiembrie 2016 13:53:58
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int main()
{long long n,p,sol=1;
    fin>>n>>p;
    while(p)
    {
        if(p&1)
            sol=(sol*n)%mod;
        n=(n*n)%mod;
        p=p>>1;
    }
    fout<<sol;
}