User enters a negative number or a nondigit number

Assignment Help Basic Computer Science

Reference no: EM13162696

Write a recursive function that takes as a parameter a nonnegative integer and generates a pattern of stars.

If the user enters a negative number or a nondigit number, throw and handle an appropriate exception and prompt the user to enter another nonnegative number.

***Sample output***

Enter nonnegative integer: 4

You entered 4. Your pattern is

****

***

Reference no: EM13162696

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