#include <stdio.h>

main()
{
   int i, j, x, y;

   printf("Enter integers in the range 1-20: ");
   scanf("%d%d", &x, &y);

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

      for (j = 1; j <= x; j++)
         printf("@");

      printf("\n");
   }

   return 0;
}