https://tio.run/##S87JLC74/18jJTWtNE@hJiM1JydfoTy/KCelRkFDk0tBQSMtvyg3sUShREHJAyGpWKeqpKnJpYGiQfP/fwA https://tio.run/##S87JLC74/18jJTWtNE@hJiM1JydfoTy/KCelRkFD

https://tio.run/##S87JLC74/18jJTWtNE@hJiM1JydfoTy/KCelRkFDk0tBQSMtvyg3sUShREHJAyGpWKeqpKnJpYGiQfP/fwA https://tio.run/##S87JLC74/18jJTWtNE@hJiM1JydfoTy/KCelRkFDk0... Common Lisp allows it as well, though I don't think I've ever seen it done outside a demonstration that it can be done.