#include <stdio.h>

int main(void) {

  int 1course;             /* must begin with a letter       */
  int number of groups,    /* no spaces in variable names    */
  int student*,            /* * disallowed in variable names */
  int average-pr-group;    /* - disallowed in variable names */

  1course = 1;       /* compile time error: Undeclared variables */         
  number of groups = 22;
  student* = 148;

  average-pr-group = student* / number of groups;

  printf("There are %d students pr. group in %d course(s)\n", 
         average-pr-group, 1course);
  
  return 0;
}