void _main(){char data;data=' ';data=CHAR_MIN;{char data_copy=data;char data=data_copy;{char result=data-1;printHexCharLine(result);}}}
static void main(){char data;data=' ';data=5;{char data_copy=data;char data=data_copy;{char result=data-1;printHexCharLine(result);}}}