Leet Code Daily 2024-05-05 - Delete Node in a Linked List

/**
 * Definition for singly-linked list.
 * struct ListNode {
 *     int val;
 *     ListNode *next;
 *     ListNode(int x) : val(x), next(NULL) {}
 * };
 */
class Solution {
public:
    void deleteNode(ListNode* node) {
        swap(node->val, node->next->val);
        if (node->next->next == NULL) {
            node->next = NULL;
        } else {
            deleteNode(node->next);
        }
    }
};