Cod sursa(job #2375288)

Utilizator mihaimodiMihai Modi mihaimodi Data 8 martie 2019 00:07:15
Problema Ridicare la putere in timp logaritmic Scor 40
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.38 kb
#include <fstream>
#include <cstring>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long n,p,x,nr;
int main()
{
    fin>>n>>p;
    nr=(n*n)%mod;x=2;
    while(x*2<p)
    {
        nr=(nr*nr)%mod;
        x=x*2;
    }
    while(x<p)
    {
        nr=(nr*n)%mod;
        x++;
    }
    fout<<nr;
    return 0;
}