X Star Pattern

#include <stdio.h>

int
main (void)
{
  int n, m;
  printf ("Enter the number");
  scanf ("%d", &n);
  m = 2 * n - 1;
  for (int i = 1; i <= m; i++)
    {
      for (int j = 1; j <= m; j++)
	{
	  if (i == j || j == (m - i + 1))
	    {
	      printf ("*");
	    }
	  else
	    {
	      printf (" ");
	    }
	}
      printf ("\n");
    }
  return 0;
}
Enter the number20
*                                     *
 *                                   * 
  *                                 *  
   *                               *   
    *                             *    
     *                           *     
      *                         *      
       *                       *       
        *                     *        
         *                   *         
          *                 *          
           *               *           
            *             *            
             *           *             
              *         *              
               *       *               
                *     *                
                 *   *                 
                  * *                  
                   *                   
                  * *                  
                 *   *                 
                *     *                
               *       *               
              *         *              
             *           *             
            *             *            
           *               *           
          *                 *          
         *                   *         
        *                     *        
       *                       *       
      *                         *      
     *                           *     
    *                             *    
   *                               *   
  *                                 *  
 *                                   * 
*                                     *


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