void main(){twoints * data;twoints * &data_ref=data;data=NULL;data=new twoints[100];delete [] data;{twoints * data=data_ref;delete [] data;}}
static void main(){twoints * data;twoints * &data_ref=data;data=NULL;data=new twoints[100];{twoints * data=data_ref;delete [] data;}}