void b_main_sink(char data);void _main(){char data;void (*func_ptr) (char)=b_main_sink;data=' ';data=(char)rand();func_ptr(data);}void b_main_sink(char data){{char result=data * data;printHexCharLine(result);}}
static void main(){char data;void (*func_ptr) (char)=b_main_sink;data=' ';data=(char)rand();func_ptr(data);}void b_main_sink(char data){{char result=-1;if (data <=(char)sqrt((char)CHAR_MAX)){result=data * data;printHexCharLine(result);}else{printLine("Input value is too large to perform arithmetic safely.");}}}