Answer L4

#include <stdio.h>
#include <stdlib.h>

/* Puzzle A04 -- print the integers from -7 to +7, one per line */
int main(int argc, char *argv[])
{
  int j;
  for (j= -7; j<= 7; j++ )
  {
    printf("%3d\n", j);
  }

  return 0;
}

Comments: The above for statement is the only sensible way to do this.