void main_source(int * &data);void main(){int * data;data=NULL;main_source(data);delete data;}void main_source(int * &data){data=NULL;data=(int *)realloc(data, 100*sizeof(int));}
static void main(){int * data;data=NULL;main_source(data);free(data);}void main_source(int * &data){data=NULL;data=(int *)realloc(data, 100*sizeof(int));}