简单方法 class Solution: def FindFirstCommonNode(self , pHead1 , pHead2 ): tmp_Node=pHead1 num1,num2=0,0 while tmp_Node: num1+=1 tmp_Node=tmp_Node.next tmp_Node=pHead2 while tmp_Node: num2+=1 tmp_Node=tmp_Node.next if num1<num2:#链表1短 chazhi=num2-num1 while chazhi: pHead2=pHead2.next chazhi-=1 elif n...