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| author | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
|---|---|---|
| committer | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
| commit | dc1f0c4c0096013799416664894c5194dc7e1f52 (patch) | |
| tree | 2f5d235f778cd720f4c39ec3e56b77ba6d99f375 /store/works/solutions/leetcode/cpp/147.cpp | |
| parent | 7299d424d90b1effb6db69e3476ddd5af72eeba4 (diff) | |
| download | crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.tar.gz crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.tar.bz2 crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.zip | |
chore(store): move everything to store.
Diffstat (limited to 'store/works/solutions/leetcode/cpp/147.cpp')
| -rw-r--r-- | store/works/solutions/leetcode/cpp/147.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/store/works/solutions/leetcode/cpp/147.cpp b/store/works/solutions/leetcode/cpp/147.cpp new file mode 100644 index 0000000..c741290 --- /dev/null +++ b/store/works/solutions/leetcode/cpp/147.cpp @@ -0,0 +1,56 @@ +#include <cstddef>
+
+struct ListNode
+{
+ int val;
+ ListNode *next;
+ ListNode(int x) : val(x), next(NULL) {}
+};
+
+class Solution
+{
+public:
+ ListNode *insertionSortList(ListNode *head)
+ {
+ if (head == NULL)
+ return NULL;
+ if (head->next == NULL)
+ return head;
+
+ ListNode *next_sort = head->next;
+
+ head->next = nullptr;
+
+ while (next_sort != nullptr)
+ {
+ ListNode *current_sort = next_sort;
+ next_sort = current_sort->next;
+
+ ListNode *prev = nullptr;
+ ListNode *current = head;
+
+ int i = 0;
+
+ while (current != nullptr && current->val < current_sort->val)
+ {
+ i++;
+ prev = current;
+ current = current->next;
+ }
+
+ if (prev == nullptr)
+ {
+ current_sort->next = head;
+ head = current_sort;
+ }
+ else
+ {
+ ListNode *prev_next = prev->next;
+ prev->next = current_sort;
+ current_sort->next = prev_next;
+ }
+ }
+
+ return head;
+ }
+};
|