Write it, run it, read the output

This is a scratch drill — your code runs, nothing is graded or recorded. No test cases, no expected output, no verdict.

TASK

Complete the recursive function so it counts all five digits of 50720, including the final 0, and prints 5. Keep the recursive case as 1 + countDigits(n / 10), and use the correct return value when n < 10.

5