/* File: nested7.c

   Revisit nested for loops.

*/

#include <stdio.h>

int main() {

   int rows, row_length ;
   int i, j ; 

   printf("Enter # of rows: ") ;
   scanf("%d", &rows) ;
   printf("Enter length of each row: ") ;
   scanf("%d", &row_length) ;

   for (i = 1 ; i <= rows ; i++) {

      for (j = 1 ; j <= row_length ; j++) {

         if ( i == 1 || i == rows ) {
            printf(" * ") ;

         } else if ( j == 1 || j == row_length) {
            printf(" * ") ;

         } else if ( j == i ) {
            printf(" * ") ;

         } else if ( i + j == row_length + 1 ) {
            printf(" * ") ;

         } else {
            printf(" . ") ;
         }

      }

      // print newline at the end of each row
      printf("\n") ;
   }
   

   return 0 ;
}