Cod sursa(job #2433865)

Utilizator HelloWorldBogdan Rizescu HelloWorld Data 29 iunie 2019 15:51:08
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
#define M 1999999973
#define ll long long
ll n,p;
ll pow(ll x,ll n)
{
    if (n==1) return x%M;
    if (n%2) return (x*pow(x*x,(n-1)/2))%M;
    return pow(x*x,n/2)%M;
}
int main()
{
    cin>>n>>p;
    cout<<pow(n,p);
}