Cod sursa(job #2259997)

Utilizator Cristi01052Tudorache Christian Cristi01052 Data 14 octombrie 2018 10:51:37
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.37 kb
#include <fstream>

using namespace std;

ifstream cin ("lgput.in");
ofstream cout ("lgput.out");

const int MOD = 1999999973;

int main()
{
    int n, p, ans=1;
    cin>>n>>p;
    for(int mask = 1; mask <= p; mask<<=1)
    {
        if(p&mask)
            ans = 1ll * ans * n % MOD;
        n = 1ll * n * n % MOD;
    }
    cout << ans;
    return 0;
}