Cod sursa(job #3184495)

Utilizator Shaan_StefanShaan Stefan Shaan_Stefan Data 16 decembrie 2023 09:46:19
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.35 kb
Raporteaza aceasta sursa 
#include <fstream>
#define MOD 1999999973

using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
unsigned long long int n, p, sol=1, nr;
int main()
{
    fin>>n>>p;
    nr=n;
    for(int i=1; i<=p; (i<<=1))
    {
        if(p&i)
            sol=sol*nr%MOD;
        nr=nr*nr%MOD;
    }
    fout<<sol;
    return 0;
}