Python代码如下:class Solution(object): def smallestRangeII(self, A, K): """ :type A: List[int] :type K: int :rtype: int """ A.sort() N = len(A) mn, mx = A[0], A[-1] res = mx - mn for i in range(N - 1): mx = max(A[i] + 2 * K, mx) mn = min(A[i...
856.Score-of-Parentheses (M+) 946.Validate-Stack-Sequences(H-) 1190.Reverse-Substrings-Between-Each-Pair-of-Parentheses (H-) 1209.Remove-All-Adjacent-Duplicates-in-String-II (M+) 1586.Binary-Search-Tree-Iterator-II (H) 2197.Replace-Non-Coprime-Numbers-in-Array (H-) 2296.Design-a-Text...
Explanation: "lee(t(co)de)" , "lee(t(c)ode)" would also be accepted. Example 2: Input: s = "a)b(c)d" Output: "ab(c)d" Example 3: Input: s = "))((" Output: "" Explanation: An empty string is also valid. Example 4: Input: s = "(a(b(c)d)" Output: "a(b(c)...
Example 3: Input:"Aabb"Output:"bbAa"Explanation:"bbaA"isalso a valid answer,but"Aabb"isincorrect.Notethat'A'and'a'are treatedastwo different characters. 解题思路: 第一赶紧就是使用字典:key是字符,value是其出现的次数。按照出现的次数排序,然后使用列表的extend操作,连接key*value。 1.1 Python中有...
Explanation: G -> G[G] -> GG[G] -> empty Example 4: Input: board = "RBYYBBRRB", hand = "YRBGB" Output: 3 Explanation: RBYYBBRRB -> RBYY[Y]BBRRB -> RBBBRRB -> RRRB -> B -> B[B] -> BB[B] -> empty Constraints: ...
Explanation: There is no possible rectangle to form from these points. 1. 2. 3. Example 4: Input: [[3,1],[1,1],[0,1],[2,1],[3,3],[3,2],[0,2],[2,3]] Output: 2.00000 Explanation: The minimum area rectangle occurs at [2,1],[2,3],[3,3],[3,1], with an area ...
Can you solve this real interview question? Letter Combinations of a Phone Number - Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. Return the answer in any order. A mapping o
https://leetcode.com/problems/exam-room/discuss/139862/C%2B%2BJavaPython-Straight-Forward https://leetcode.com/problems/exam-room/discuss/148595/Java-PriorityQueue-with-customized-object.-seat%3A-O(logn)-leave-O(n)-with-explanation LeetCode All in One 题目讲解汇总(持续更新中...)...
Example 1: Input:"abab"Output:True Explanation:It'sthe substring"ab"twice. Example 2: Input:"aba"Output:False Example 3: Input:"abcabcabcabc"Output:True Explanation:It'sthe substring"abc"four times.(And the substring"abcabc"twice.) ...