Cod sursa(job #1487871)

Utilizator anca78910anca hiliuta anca78910 Data 17 septembrie 2015 15:55:53
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.39 kb
#include <iostream>

using namespace std;
//ifstream in ("lgput.in");
//ofstream out ("lgput.out");
long long putere(long long x,long long p){
    long long mod= 1999999973;
    if(p==0) return 1;
    long long aux=putere(x,p/2);
    if(p%2==0) return aux*aux%mod;
    return x*aux*aux;
}
int main(){
   long long x, p;
    cin>>x;
    cin>>p;
    cout<<putere(x,p);
    return 0;
}