Clear screen in c++

#include <iostream>
#include <stdlib.h>
using namespace std;
int main(void)
{




     cout << "\tHi, there!\n\n";
     cout << "\nComputers are";
     cout << "great!\n";





    cout<<"do you want to clear your screen? press 1";

    int x;
    cin>>x;

    if(x == 1)

     cout << "\033[H\033[2J";






     return 0;
}