void b_main_sink(char * data);void _main(){char * data;data=NULL;data=NULL;b_main_sink(data);}void c_main_sink(char * data);void b_main_sink(char * data){c_main_sink(data);}void d_main_sink(char * data);void c_main_sink(char * data){d_main_sink(data);}void d_main_sink(char * data){printf("%s\n", data);}
void b_main_sink(char * data);static void main(){char * data;data=NULL;data="Good";b_main_sink(data);}void c_main_sink(char * data);void b_main_sink(char * data){c_main_sink(data);}void d_main_sink(char * data);void c_main_sink(char * data){d_main_sink(data);}void d_main_sink(char * data){printf("%s\n", data);}