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author | Jack Sangdahl <[email protected]> | 2025-03-10 00:36:13 -0600 |
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committer | Jack Sangdahl <[email protected]> | 2025-03-10 00:36:13 -0600 |
commit | 7c60dee83b436e8e8a667bf9f191beced8de4fc3 (patch) | |
tree | eb7a24ee2067f92245c57bb118e85a1baf15df50 /other/odd_even_linke_list.cpp | |
parent | 5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff) | |
download | leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip |
Diffstat (limited to 'other/odd_even_linke_list.cpp')
-rw-r--r-- | other/odd_even_linke_list.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/other/odd_even_linke_list.cpp b/other/odd_even_linke_list.cpp new file mode 100644 index 0000000..4ee4bac --- /dev/null +++ b/other/odd_even_linke_list.cpp @@ -0,0 +1,22 @@ +#include "leetcode.h" + +class Solution { +public: + ListNode *oddEvenList(ListNode *head) { + ListNode *odd = NULL, *headOdd = NULL, *even = NULL, *headEven = NULL; + if (!head || !head->next || !head->next->next) + return head; + odd = head; + headOdd = odd; + even = head->next; + headEven = even; + while (even && even->next) { + odd->next = odd->next->next; + even->next = even->next->next; + odd = odd->next; + even = even->next; + } + odd->next = headEven; + return headOdd; + } +}; |