题解 | #删除链表峰值#

/*
 * function ListNode(x){
 *   this.val = x;
 *   this.next = null;
 * }
 */
/**
 * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
 *
 * 
 * @param head ListNode类 
 * @return ListNode类
 */
function deleteNodes( head ) {
    // write code here
    if(!head) return head
    let pre = head
    let cur = head.next
    while(cur.next){
        if(cur.val>pre.val && cur.val >cur.next.val){
            pre.next = cur.next
            cur = cur.next
            console.log(pre)
        }else{
            pre = cur
            cur = cur.next
        }
    }
    return head

}
module.exports = {
    deleteNodes : deleteNodes
};