Write a program that prompts the user for a number between $10$ and $20.$ If the user enters a number outside that range, end the program.

Use a for loop to print a row of alternating charactesr $(^$ and $*)$ ef length equal to the user's number.

Sample run of the program:

Enter a number between $10$ and $20$: $17$

$^*^*^*^*^*^*^*^*^$