在链接列表中删除节点.

编写一个函数来删除单链表中的一个节点(除了尾部),只提供对该节点的访问.。
假设链表是1 - > 2 - > 3 > 4,并给出了具有值为3的节点,

链表应该成为1 - > 2 - > 4

public class Solution {
public void deleteNode(ListNode node) {
node.val=node.next.val;
node.next = node.next.next;
}
}

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