#include <iostream>

#include <cstring>

using namespace std;

​

int main() {

  int myNumbers[6] = {10, 20, 30, 40, 50, 60};

​

  cout << "Before:\n";

  for (int i = 0; i < 6; i++) {

    cout << myNumbers[i] << " ";

  }

​

  memmove(&myNumbers[0], &myNumbers[2], 4*sizeof(myNumbers[0]));

​

  cout << "\nAfter:\n";

  for (int i = 0; i < 6; i++) {

    cout << myNumbers[i] << " ";

  }

  return 0;

}

​