2_4_do_while_loop_print_number_till_negative_number.cpp

#include<iostream>
using namespace std;

int main(){
    int n;
    cin>>n;

    do{
        cout<<n<<endl;
        cin>>n;
    } while(n>0);

    /* This loop will execute the code block once, before checking if the condition is true, 
    then it will repeat the loop as long as the condition is true.
    */
}