Cod sursa(job #2872817)

Utilizator shutdownRadu Dumitrache shutdown Data 17 martie 2022 21:08:08
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.44 kb
#include <fstream>
#define mod 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int n,p;
int quick_pow(int x,int put)
{
    if (put==1)
        return x;
    else
    {
        int k=quick_pow(x,put/2)%mod;
        if (put%2==0)
            return (k*k)%mod;
        else
            return quick_pow(x,put-1);
    }
}
int main()
{
    fin>>n>>p;
    fout<<quick_pow(n,p);
    return 0;
}