Cod sursa(job #2574582)

Utilizator sokka1000Ionita Catalin sokka1000 Data 6 martie 2020 00:05:13
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.48 kb
#include <bits/stdc++.h>

using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");
#define mod 1999999973

long long unsigned ridicare_log(long long unsigned n,long long unsigned p)
{
    long long unsigned r=1;

    while(p)
    {
        if(p%2==1)
            r=(r*n)%mod;

        n=(n*n)%mod;
        p/=2;
    }
    return r;


}



int main()
{
   long long unsigned n,p;
   fin>>n>>p;
   fout<<ridicare_log(n,p);



    return 0;
}