fork.txt

#include <bits/stdc++.h>
#include <unistd.h>
using namespace std;
#define ll long long
int c=1;
ll fork(ll id)//pa
{
    if(id<=0 ) return 1;
    c++;
    cout<<"hello"<<endl;
    return fork(id-1);
}
int main()
{

    for(int i=0;i<4;i++)
          fork(pow(2,i));

          cout<<c<<endl;
     return 0;
}