題目(題目鏈接): Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You must do this in-place without altering the nodes ...
原題地址:http: oj.leetcode.com problems reorder list 題意: Given a singly linked listL:L L Ln Ln,reorder it to:L Ln L Ln L Ln You must do this in place without altering the nodes values. For example,Given , ...
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題目(題目鏈接): Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You must do this in-place without altering the nodes ...
Given a singly linked list L: L 0→L 1→…→L n-1→L n,reorder it to: L 0→L n →L 1→L n-1→L 2→L n-2→… You must do this in-place without altering the nodes ...
Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→… You may not modify the values in the list's nodes, only ...
原題地址:http://oj.leetcode.com/problems/sort-list/ 題意:鏈表的排序。要求:時間復雜度O(nlogn),空間復雜度O(1)。 解題思路:由於題目對時間復雜度和空間復雜度要求比較高,所以查看了各種解法,最好的解法就是歸並排序,由於鏈表在歸並操作時 ...
原題地址:https://oj.leetcode.com/problems/partition-list/ 題意: Given a linked list and a value x, partition it such that all nodes less than x come ...
原題地址:https://oj.leetcode.com/problems/rotate-list/ 題意: Given a list, rotate the list to the right by k places, where k is non-negative. ...
原題地址:http://oj.leetcode.com/problems/linked-list-cycle/ 題意:判斷鏈表中是否存在環路。 解題思路:快慢指針技巧,slow指針和fast指針開始同時指向頭結點head,fast每次走兩步,slow每次走一步。如果鏈表不存在環,那么fast ...