Deribs4

2016年7月12日

摘要： 21. Merge Two Sorted Lists 21. Merge Two Sorted Lists Total Accepted: 138746 Total Submissions: 383218 Difficulty: Easy Merge two sorted linked lists 阅读全文

posted @ 2016-07-12 22:05 Deribs4 阅读(218) 评论(0) 推荐(0)

Leetcode 371. Sum of Two Integers

摘要： 371. Sum of Two Integers 371. Sum of Two Integers Total Accepted: 10773 Total Submissions:20732 Difficulty: Easy Calculate the sum of two integers a a 阅读全文

posted @ 2016-07-12 07:31 Deribs4 阅读(332) 评论(0) 推荐(0)

2016年7月11日

二进制位运算

摘要： 1. 数的原码补码转换计算机运算中，数都是由补码表示的。正数的补码就是原码；负数的补码就是各位（包括符号位）取反，再加上1。假设数是8位的，最高位为符号位。1的补码是0x00000001，-3的补码是0xFFFFFFFD。如果由补码转化为原数：正数不变；负数的补码是各位（包括符号位）取反，再加上阅读全文

posted @ 2016-07-11 22:48 Deribs4 阅读(802) 评论(0) 推荐(0)

2016年7月10日

Leetcode 373. Find K Pairs with Smallest Sums

摘要： 373. Find K Pairs with Smallest Sums 373. Find K Pairs with Smallest Sums Total Accepted: 1453 Total Submissions: 5789 Difficulty: Medium You are give 阅读全文

posted @ 2016-07-10 18:29 Deribs4 阅读(1110) 评论(0) 推荐(0)

priority_queue的用法

摘要： priority_queue本质是一个堆。 1. 头文件是#include<queue> 2. 关于priority_queue中元素的比较模板申明带3个参数：priority_queue<Type, Container, Functional>，其中Type 为数据类型，Container为保存阅读全文

posted @ 2016-07-10 15:15 Deribs4 阅读(38408) 评论(1) 推荐(12)

2016年7月9日

Leetcode 110. Balanced Binary Tree

摘要： 110. Balanced Binary Tree 110. Balanced Binary Tree Total Accepted: 119517 Total Submissions:345415 Difficulty: Easy Given a binary tree, determine if 阅读全文

posted @ 2016-07-09 14:31 Deribs4 阅读(244) 评论(0) 推荐(0)

Leetcode 104. Maximum Depth of Binary Tree

摘要： 104. Maximum Depth of Binary Tree 104. Maximum Depth of Binary Tree Total Accepted: 157320 Total Submissions:323303 Difficulty: Easy Given a binary tr 阅读全文

posted @ 2016-07-09 09:54 Deribs4 阅读(164) 评论(0) 推荐(0)

Leetcode 111. Minimum Depth of Binary Tree

摘要： 111. Minimum Depth of Binary Tree 111. Minimum Depth of Binary Tree Total Accepted: 114343 Total Submissions:368035 Difficulty: Easy Given a binary tr 阅读全文

posted @ 2016-07-09 09:45 Deribs4 阅读(156) 评论(0) 推荐(0)

2016年7月8日

Leetcode 64. Minimum Path Sum

摘要： 64. Minimum Path Sum 64. Minimum Path Sum Total Accepted: 76284 Total Submissions:214404 Difficulty: Medium Given a m x n grid filled with non-negativ 阅读全文

posted @ 2016-07-08 21:45 Deribs4 阅读(200) 评论(0) 推荐(0)

2016年7月7日

Leetcode 63. Unique Paths II

摘要： 63. Unique Paths II 63. Unique Paths II Total Accepted: 70691 Total Submissions:237311 Difficulty: Medium Follow up for "Unique Paths": Now consider i 阅读全文

posted @ 2016-07-07 21:52 Deribs4 阅读(177) 评论(0) 推荐(0)

公告