Q1. Write a program to check whether an inputted number is a buzz number or not. (A buzz number is a number that ends with 7 or is divisible by 7. Example: 1007 or 7777)

Q2. Write a program to check whether an inputted number is a neon number is not. (A neon number is a number whose sum of digit of square of the number is equal to the number. Example:  9*9=81 and sum of digit is 9 i.e. Neon number)

Q3. Write a program to check whether an inputted number is a Krishnamurthy number or not. (A Krishnamurthy number is a number whose sum of factorial of digits is equal to the number. Example: 145=1! +4! +5! = 145) (NOTE: It is also known as strong number.)