Cod sursa(job #2690716)

Utilizator TheGodYatoBUGNAR CATALIN TheGodYato Data 25 decembrie 2020 13:39:48
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.31 kb
Raporteaza aceasta sursa 
#include <fstream>
#define modulo 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int main()
{
    long long n,rez=1;
    int i,p;
    fin>>n>>p;
    for(i=0;(1<<i)<=p;++i)
    {
        if((1<<i)&p)rez=(rez*n)%modulo;
        n=(n*n)%modulo;
    }
    fout<<rez;
}