
 "The number which comes just after any number is one more than that number".
Chocolates = 2
Biscuits = 3
Chocolates = 7
Biscuits = 5
 "The number that comes just before any number is one less than that number".
Chocolates = 2
Biscuits = 3
Chocolates = 7
Biscuits = 5
Burger = 2
Pizza = 2
Gulab Jamun = 5
Barfi = 5