Update 几道常见的链表算法题.md

docs/dataStructures-algorithms/几道常见的链表算法题.md

@@ -225,7 +225,7 @@ public class Solution {
     while (node1 != null) {
       node1 = node1.next;
       count++;
-      if (k < 1 && node1 != null) {
+      if (k < 1) {
         node2 = node2.next;
       }
       k--;