Yudong Jin 0e49f0053a Update the format of the file headers
of c, cpp, java, js, ts, swift.
2023-01-06 03:39:19 +08:00

48 lines
972 B
Java
Executable File

/**
* File: ListNode.java
* Created Time: 2022-11-25
* Author: Krahets (krahets@163.com)
*/
package include;
/**
* Definition for a singly-linked list node
*/
public class ListNode {
public int val;
public ListNode next;
public ListNode(int x) {
val = x;
}
/**
* Generate a linked list with an array
* @param arr
* @return
*/
public static ListNode arrToLinkedList(int[] arr) {
ListNode dum = new ListNode(0);
ListNode head = dum;
for (int val : arr) {
head.next = new ListNode(val);
head = head.next;
}
return dum.next;
}
/**
* Get a list node with specific value from a linked list
* @param head
* @param val
* @return
*/
public static ListNode getListNode(ListNode head, int val) {
while (head != null && head.val != val) {
head = head.next;
}
return head;
}
}