题目描述:
LeetCode 669. Trim a Binary Search Tree
Given a binary search tree and the lowest and highest boundaries as L
and R
, trim the tree so that all its elements lies in [L, R]
(R >= L). You might ...
LeetCode 669. Trim a Binary Search Tree
Given a binary search tree and the lowest and highest boundaries as L
and R
, trim the tree so that all its elements lies in [L, R]
(R >= L). You might ...
LeetCode 671. Second Minimum Node In a Binary Tree
Given a non-empty special binary tree consisting of nodes with the non-negative value, where each node in this tree has exactly two
or zero
sub-node. If the node has two ...
LeetCode Weekly Contest 47是LeetCode举办的第五十二场正式周赛,共4道题目,比赛时长1.5小时。
比赛链接:https://leetcode.com/contest/leetcode-weekly-contest-47/
题解列表:
LeetCode 665. Non-decreasing Array
LeetCode 668. Kth Smallest Number in Multiplication Table
Nearly every one have used the Multiplication Table. But could you find out the k-th
smallest number quickly from the multiplication table?
Given the height m
and the length n
of ...
LeetCode 667. Beautiful Arrangement II
Given two integers n
and k
, you need to construct a list which contains n
different positive integers ranging from 1
to n
and obeys the following requirement:
Suppose this list is [a1 ...