text: # Leap year calculator
  
  print("Leap Year Calculator\n")
  year = int(input("Enter the year:\n"))
  
  if (year % 4) == 0:
      if (year % 100) == 0:
          if(year % 400) == 0:
              print("This is leap year")
          else:
              print("This is not a leap year")
      else:
          print("This is leap year")
  else:
      print("This is not a leap year")
  