node {
KonkatListview<char> view;
void evaluate(Context ctx) {
auto haed = getValue<input_IN1>(ctx);
auto tail = getValue<input_IN2>(ctx);
view = KonkatListView<char>(head, tail);
emitValue<output_OUT>(ctx, Number(&view));
}
auto inValue = getValue<input_IN>(ctx);
emitValue<output_OUT>(ctx, inValue);
}
}