Cod sursa(job #2467794)

Utilizator tomaionutIDorando tomaionut Data 5 octombrie 2019 08:19:26
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.42 kb
#include <bits/stdc++.h>
#define MOD 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int LogP(int a, int n)
{
    int p=1;
    while (n)
    {
        if (n%2==1)
        {
            p=1ll*(p*a)%MOD;
        }
        a=1ll*a*a%MOD;
        n/=2;
    }
    return p;
}
int main()
{
    int a,b;
    fin >> a >> b;
    fout << LogP(a,b);





    return 0;
}