//an example of C++ functions
//csci107, Laura Toma

#include <iostream.h>


//print n newlines
void print_nl(int n) {
  int i=1; 
  while (i<=n) {
    cout<< "\n";
    i = i+1; 
  }
}


//print n spaces
void print_sp(int n) {
  int i=1; 
  while (i<=n) {
    cout<< " ";
    i = i+1; 
  }
}


int main() {

  cout << "hello";
  print_nl(3); 
  cout << "world";
  print_nl(2);
  cout << "bye";
  print_nl(1); 



  int i=1; 
  while (i <= 10) {
    cout << i; 
    print_sp(i);
    i = i+1;
  }
  
}