Cod sursa(job #2565282)

Utilizator serafimalex2001Serafim Alex serafimalex2001 Data 2 martie 2020 13:18:48
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.52 kb
#include <iostream>
#include <fstream>
using namespace std;

ifstream fin("lgput.in");
ofstream fout("lgput.out");

const int MOD = 1999999973;


long long Exp(long long n, long long p)
{
    if( p == 0)
        return 1;
    if(p % 2 == 0)
    {
        long long P = Exp(n,p/2) % MOD;
        return P*P%MOD;
    }
    else
    {
        long long P = Exp(n,p/2) % MOD;
        return (P*P%MOD)*n%MOD;
    }
}

int main()
{
    long long n,p;
    fin>>n>>p;
    fout<<Exp(n,p);
    return 0;
}