Ringkasan Tantangan
Inside the `main()` function, replace the `pass` statement, with a call to the `convert_to_snake_case()` function, passing the string `'aLongAndComplexString'` as input.
Inside the main() function, replace the pass statement, with a call to the convert_to_snake_case() function, passing the string 'aLongAndComplexString' as input.
To display the output, pass the function call as the argument to the print() function.