Stuff

node1* medis::del(node1 * cur){	node1* temp;	node1* parent;		if ((cur->right == NULL) && (cur->left == NULL))		{			delete cur;		}		else 		{			while(cur)			{				if ((cur->right != NULL) && (cur->left == NULL))				{					parent = cur;					cur = cur->right;					return parent;				}				if ((cur->right == NULL) && (cur->left != NULL))				{					parent = cur;					cur = cur->left;					return parent;				}				if ((cur->right != NULL) && (cur->left != NULL))				{					parent = cur;					cur = cur->right;					return parent;				}				if ((cur->right == NULL) && (cur->left == NULL))				{					parent->right = NULL;					parent->left = NULL;					delete cur;				}			}		}}