Create a program that allows customers to enter their details to create a new account. Each customer should be asked to input the following information: a$.$ Customer's name b$.$ Mobile number c$.$ Address d$.$ Email address e$.$ Date of Birth The program should validate the entered details and store them securely $($Using appropriate Data Structure$).$ If the user registration is successful $($based on age is more than $21$ and mobile number is $10$ digit$),$ display a success message with all the entered details; otherwise, display an appropriate error message.