class Solution {
public:
ListNode* FindFirstCommonNode( ListNode* pHead1,ListNode* pHead2) {
ListNode* p1=pHead1;
ListNode* p2=pHead2;
while(p1!=p2)
{
p1=(p1==NULL?pHead2:p1->next);
p2=(p2==NULL?pHead1:p2->next);
}
return p1;
}
};
时间: 2024-10-29 19:11:37