Cod sursa(job #3242472)

Utilizator altomMirel Fanel altom Data 12 septembrie 2024 14:46:32
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.44 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const long long MOD=1999999973;
long long n, p;

long long lgpow(long long a, long long b){
    if(b==0)
        return 1;
    if(b%2==1)
        return (a*lgpow(a, b-1))%MOD;
    if(b%2==0)
        return (lgpow(a, b/2)*lgpow(a, b/2))%MOD;
}

int main()
{
    fin>>n>>p;

    fout<<lgpow(n, p);

    return 0;
}