【LeetCode刷题日记】[725. 分隔链表]

【LeetCode刷题日记】

class Solution {
public:
    vector<ListNode*> splitListToParts(ListNode* head, int k) {
        int n = 0;
        ListNode *temp = head;
        while (temp != nullptr) {
            n++;
            temp = temp->next;
        }
        int quotient = n / k, remainder = n % k;

        vector<ListNode*> parts(k,nullptr);
        ListNode *curr = head;
        for (int i = 0; i < k && curr != nullptr; i++) {
            parts[i] = curr;
            int partSize = quotient + (i < remainder ? 1 : 0);
            for (int j = 1; j < partSize; j++) {
                curr = curr->next;
            }
            ListNode *next = curr->next;
            curr->next = nullptr;
            curr = next;
        }
        return parts;
    }
};