if (left == NULL) {
        if (right == NULL) {
            if (node == t->root) {
                t->root = NULL;
            } else {
                Node parent = node->parent;
                if (parent->left == node) {
                    parent->left = NULL;
                    Tree_DeleteBalance (t, parent, 1);
                } else {
                    parent->right = NULL;
                    Tree_DeleteBalance (t, parent, -1);
                }
            }
        } else {
            Tree_Replace (node, right);
            Tree_DeleteBalance (t, node, 0);
            toDelete = right;
        }
    } else if (right == NULL) {
        Tree_Replace (node, left);
        Tree_DeleteBalance (t, node, 0);
        toDelete = left;
    } else {
        Node successor = right;