Task 1: Input a number and display all the numbers from 1 to N, and an error message if number is less than 0
Task 2: Requirements for Task 2 are mentioned below:
- Create a Sign In/Up Page with authentication
- Ask the user to enter his/her full name with mobile no.
- Make sure no username is linked with that email and no further username can be created on that email ID
- No new username creation should be allowed on the same email ID
- Login page shouldn't allow existing username
- Ask the user to enter password with uppercase, lowercase, special characters & number
- Re-verify the entered password