Question Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input woul ...
分类:
其他好文 时间:
2019-05-23 19:38:44
阅读次数:
114
Given two words word1 and word2, find the minimum number of operations required to convert word1 to word2. You have the following 3 operations permitt ...
分类:
编程语言 时间:
2019-05-23 18:21:34
阅读次数:
95
127. Word Ladder Given two words (beginWord and endWord), and a dictionary's word list, find the length of shortest transformation sequence from begin ...
分类:
Web程序 时间:
2019-05-23 00:13:45
阅读次数:
147
You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contai ...
分类:
其他好文 时间:
2019-05-23 00:02:42
阅读次数:
117
SET @ROW_NUMBER:=0; select round(avg(LAT_N),4) from ( select @Row_Number := @Row_Number +1 as count_of_group, LAT_N , (SELECT COUNT(*) FROM Station ) ... ...
分类:
数据库 时间:
2019-05-22 23:56:14
阅读次数:
250
126. Word Ladder II Given two words (beginWord and endWord), and a dictionary's word list, find all shortest transformation sequence(s) from beginWord ...
分类:
Web程序 时间:
2019-05-22 23:52:20
阅读次数:
315
21. 合并两个有序链表 21. Merge Two Sorted Lists 题目描述 将两个有序链表合并为一个新的有序链表并返回。新链表是通过拼接给定的两个链表的所有节点组成的。 LeetCode21. Merge Two Sorted Lists 示例: 输入: 1 2 4, 1 3 4 输出 ...
分类:
其他好文 时间:
2019-05-20 22:58:39
阅读次数:
187
C. A Tale of Two Lands 题意: 给出 n 个数,问有多少点对(x,y)满足 |x-y| ≤ |x|,|y| ≤ |x+y|; (x,y) 和 (y,x) 表示一种答案; 题解: 数形结合; 对于某数 x 查找满足条件 y 有多少个; ①x ≥ 0 y ∈ [x/2 , 2x] ...
分类:
其他好文 时间:
2019-05-20 19:23:23
阅读次数:
106
/** * List操作 * 列表操作 */ //在列表头部插入一个值one,当列表不存在时自动创建一个列表,key1为列表名 $redis->lpush("key1", "one"); //在列表尾部插入一个值two,当列表不存在时自动创建一个列表,key1为列表名 $redis->rPush("... ...
分类:
Web程序 时间:
2019-05-20 13:33:21
阅读次数:
1487
点击跳转 A - Calandar H - Stones in the Bucket L - Median ...
分类:
其他好文 时间:
2019-05-19 22:03:17
阅读次数:
185