Cod sursa(job #2456578)

Utilizator Diana-ElenaStancu Diana-Elena Diana-Elena Data 14 septembrie 2019 18:41:16
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.38 kb
#include <bits/stdc++.h>
#define NR 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
long long int put(long long int n, long long int p)
{
  if(p == 0)
    return 1;
  if(p % 2 == 0)
    return put((n%NR)*(n%NR), p/2);
  return (n%NR)*put((n%NR)*(n%NR), (p-1)/2);
}
int main() {
long long int n, p;
fin >> n >> p;
fout << put(n, p)%NR;

  return 0;
}