Cod sursa(job #2762908)

Utilizator Teodor_AxinteAxinte Teodor-Ionut Teodor_Axinte Data 9 iulie 2021 21:12:55
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.39 kb
#include <fstream>

using namespace std;

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

const long long int MOD=1999999973;

long long int power(int b,int e)
{
    if(e==0)
        return 1;
    if(e%2==1)
        return b * power(b,e-1)%MOD;
    return (power(b,e/2)%MOD)*(power(b,e/2)%MOD)%MOD;
}

int main()
{
    long long int a,b;
    fin>>a>>b;
    fout<<power(a,b);
    return 0;

}