Listing 2 Listing 1 rewritten for clarity

int main(void)
   {
   static int ij,ik,lt,lm;
   for (ik = 0; ik < 3; ik++)
       {
       for (ij = 0; ij < 3; ij++)
           {
           printf("*%d %d*", ij, ik);
           for (lt = 0; lt < 3; lt++)
           {
               for (lm = 0; lm < 3; lm++)
                   {
                   printf("/%d %d/", lm,lt);
                   }
               }
           }
       }
   }

/* End of File */