/* Prime number calculator V. 1*/

#include <stdio.h>

#define MAX_NUMBER 100

void main(void) {

  int i, counter;

  for(i=2;i<MAX_NUMBER;i++) {

    counter = i-1;

    while ( i % counter )
      counter--;

    if(counter <= 1)
      printf("%i\t", i);

  }
}

/* OUTPUT
 *
 * 2  3  5  7  11  13  17  19  23  29  31  37  41
 * 43  47  53  59  61  67  71  73  79  83  89  97
 *
 */