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-rw-r--r--other/middle_linked_list.cpp18
1 files changed, 18 insertions, 0 deletions
diff --git a/other/middle_linked_list.cpp b/other/middle_linked_list.cpp
new file mode 100644
index 0000000..ba3a2a0
--- /dev/null
+++ b/other/middle_linked_list.cpp
@@ -0,0 +1,18 @@
+#include "leetcode.h"
+
+class Solution {
+public:
+ ListNode *middleNode(ListNode *head) {
+ ListNode *tmp = head;
+ int len = 0;
+ while (tmp) {
+ len++;
+ tmp = tmp->next;
+ }
+ int mid = len / 2;
+ tmp = head;
+ while (tmp && mid--)
+ tmp = tmp->next;
+ return tmp;
+ }
+};