- public class Solution {
- public ListNode getIntersectionNode(ListNode headA, ListNode headB) {
- if(headA==null||headB==null){
- return null;
- }
- ListNode a = headA;
- ListNode b = headB;
- while(a!=b){
- a = a==null?headB:a.next;
- b = b==null?headA:b.next;
- }
- return a;
- }
- }
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