Cod sursa(job #2366335)

Utilizator CodCatalinCodreanu Catalin CodCatalin Data 4 martie 2019 19:37:02
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.29 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

long long n,p,nr=1;
int main()
{
    f>>n>>p;
    while(p)
    {
        if(p%2){p--;nr=(nr*n)%1999999973;}
        else{p/=2;n=(n*n)%1999999973;}
    }
    g<<nr<<'\n';
    return 0;
}