fill array c++
#include <iostream>
#include <array>
using namespace std;
main () {
  array<int,6> myarray;
  myarray.fill(5);
  cout << "myarray contains:";
  for (int& x : myarray) { 
      cout << ' ' << x; 
  }
  cout << '\n';
  //myarray contains: 5 5 5 5 5 5
  return 0;
}