Cod sursa(job #1552189)

Utilizator GMariaGruionu Maria GMaria Data 17 decembrie 2015 12:37:11
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream fin ("lgput.in");
ofstream fout ("lgput.out");
int N,P,x,r;
int main()
{
    fin >> N >> P;
    r=1;
    while (N>0)
    {
        if(N%2)
        {
            r=r*P%1999999973;
            N--;
        }
        P=P*P%1999999973;
        r=r/2;
    }
    fout << r;
    return 0;
}