void b_main_sink(unsigned char data);void _main(){unsigned char data;data=' ';data=0;b_main_sink(data);}void c_main_sink(unsigned char data);void b_main_sink(unsigned char data){c_main_sink(data);}void c_main_sink(unsigned char data){{unsigned char result=data-1;printHexUnsignedCharLine(result);}}
static void main(){unsigned char data;data=' ';data=0;b_main_sink(data);}void b_main_sink(unsigned char data){c_main_sink(data);}void c_main_sink(unsigned char data){{unsigned char result=0;if (data > 0){result=data-1;printHexUnsignedCharLine(result);}else{printLine("Input value is too small to perform arithmetic safely.");}}}