#include<stdio.h>

void main()
{
  int n;

  printf("\n Enter n: ");
  scanf("%d", &n);

  if(n>100)
    printf("%d is bigger than 100\n", n);
  else if(n>50) /* n is now between 50 and 100 */
    {
      if(n>75)
	printf("%d is between 75 and 100\n", n);
      else
	printf("%d is between 50 and 75\n", n);
    }
  else if(n>25)
    printf("%d is between 25 and 50\n", n);
  else
    printf("%d is less than or equal to 25\n", n);

}