/*
 * increment2.c 
 * Purpose: print a number line.  10s place on first line, 1s on second line
 */
#include <stdio.h>

int main(void)
{
  int ii,jj; // delcare 2 ints 
  
  for(ii=0; ii<=60; ii++) // initilize ii=0
                          // if ii is less than or equal to 60
                          // enter block
                          // then increment by 1
  {
    if( !(ii%10) ) // devide ii by 10 and take the remainder
                   // reverse the logic, so only a zero is ture
                   // evaluate truth in if, and enter block
    {
      printf("%d", ii/10 );  // will print 0 to 6 
    }
    else
    {
      printf(" "); // print a space for every number not divisable by 10
    } 
  } // end of the for loop

  printf("\n"); // add a new line

  jj=0; // assign jj a value of 0
  while (jj<=60) // if jj is less than or equal to 60, do block
  {
    printf("%d", (jj++%10) ); // Precidence: ++ before %
                              // increment jj
                              // calculat the modulus
                              // print deciamal value
                              // Result: print numbers not divisible by 10 
  } 

  printf("\n"); // add a new line
  
  return 0;
}