/* program to print a table of fahrenheit temperatures and 
  their celsius equivalents

  NOTE:  This program contains 4 errors!!!
*/

#include <stdio.h>

int main () {

  int fahr10;  // fahrenheit temperatures in 10s:  0, 10, 20, ...
  int fahr;    // single digit fahrenheit temperatures
  double cel;
  printf ("table of fahrenheit and celsius equivalents\n");
  printf ("                    fahrenheit tempheratures\n");

  // print titles
  printf ("tens");
  for (fahr = 1; fahr < 10; fahr++) {
    printf ("%7d", fahr);
  }
    
  // print body of table
  for (fahr10 = 0; fahr10 <= 100; fahr10++) {
    printf ("%3d  ", fahr10);
    for (fahr = 0; fahr <= 9; fahr++) {
      cel = (fahr10 + fahr - 32) * 5 / 9;
      printf ("%7.1lf", cel);
    }
    printf ("\n");
  }
  
  return 0;
}