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03 2016 档案

C++primer 练习10.16

摘要：// 10.3.2.cpp : 定义控制台应用程序的入口点。 // #include "stdafx.h" #include #include #include #include using namespace std; string & make_plural(int cnt, string &str) { str=cnt > 1 ? (str + "s") : str; ... 阅读全文

posted @ 2016-03-31 22:01 CSU蛋李 阅读(103) 评论(0) 推荐(0)

LeetCode Count Primes

摘要：LeetCode Count Primes C++ 阅读全文

posted @ 2016-03-31 02:35 CSU蛋李 阅读(190) 评论(0) 推荐(0)

LeetCode Isomorphic Strings

摘要：Given two strings s and t, determine if they are isomorphic. Two strings are isomorphic if the characters in s can be replaced to get t. All occurrenc 阅读全文

posted @ 2016-03-31 01:34 CSU蛋李 阅读(104) 评论(0) 推荐(0)

LeetCode Reverse Linked List

摘要：Reverse a singly linked list. 题目：翻转一个单向链表 很简单，不过要注意设置两个辅助指针变量 阅读全文

posted @ 2016-03-31 01:05 CSU蛋李 阅读(109) 评论(0) 推荐(0)

LeetCode Contains Duplicate

摘要：Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr 阅读全文

posted @ 2016-03-31 00:58 CSU蛋李 阅读(108) 评论(0) 推荐(0)

LeetCode Contains Duplicate II

摘要：Given an array of integers and an integer k, find out whether there are two distinct indices i and j in the array such that nums[i] = nums[j] and the 阅读全文

posted @ 2016-03-31 00:49 CSU蛋李 阅读(157) 评论(0) 推荐(0)

C++ primer 练习9.49

摘要：如果一个字母延伸到中线之上，如d或f，则称其有上出头部分。如果一个字母延伸到中线之下，如p或g， 则称其有下出头部分。编写程序，读入一个单词，输出最长的即不包含上出头部分，也不包含下出头部分单 词。 // 9_49.cpp : 定义控制台应用程序的入口点。//#include "stdafx.h"# 阅读全文

posted @ 2016-03-30 18:21 CSU蛋李 阅读(268) 评论(0) 推荐(0)

LeetCode Rectangle Area

摘要：Each rectangle is defined by its bottom left corner and top right corner as shown in the figure. Assume that the total area is never beyond the maximu 阅读全文

posted @ 2016-03-30 01:49 CSU蛋李 阅读(131) 评论(0) 推荐(0)

LeetCode Implement Stack using Queues

摘要：Implement the following operations of a stack using queues. push(x) -- Push element x onto stack. pop() -- Removes the element on top of the stack. to 阅读全文

posted @ 2016-03-30 00:43 CSU蛋李 阅读(137) 评论(0) 推荐(0)

LeetCode Invert Binary Tree

摘要：Invert a binary tree. to Trivia:This problem was inspired by this original tweet by Max Howell: 这个题目只要实现一个递归调用即可 阅读全文

posted @ 2016-03-29 10:59 CSU蛋李 阅读(120) 评论(0) 推荐(0)

LeetCode Implement Queue using Stacks

摘要：Implement the following operations of a queue using stacks. push(x) -- Push element x to the back of queue. pop() -- Removes the element from in front 阅读全文

posted @ 2016-03-29 01:52 CSU蛋李 阅读(128) 评论(0) 推荐(0)

LeetCode Palindrome Linked List

摘要：Given a singly linked list, determine if it is a palindrome. Follow up:Could you do it in O(n) time and O(1) space? 像1->2->1,1->2->2->1,1,NULL这种都是回文链表 阅读全文

posted @ 2016-03-29 01:17 CSU蛋李 阅读(158) 评论(0) 推荐(0)

LeetCode Lowest Common Ancestor of a Binary Serach Tree

摘要：Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia 阅读全文

posted @ 2016-03-28 01:53 CSU蛋李 阅读(202) 评论(0) 推荐(0)

LeetCode Delete Node in a Linked List

摘要：Write a function to delete a node (except the tail) in a singly linked list, given only access to that node. Supposed the linked list is 1 -> 2 -> 3 - 阅读全文

posted @ 2016-03-28 00:51 CSU蛋李 阅读(169) 评论(0) 推荐(0)

LeetCode Valid Anagram

摘要：Given two strings s and t, write a function to determine if t is an anagram of s. For example,s = "anagram", t = "nagaram", return true.s = "rat", t = 阅读全文

posted @ 2016-03-27 02:26 CSU蛋李 阅读(111) 评论(0) 推荐(0)

LeetCode Power of Three

摘要：Given an integer, write a function to determine if it is a power of three. Follow up:Could you do it without using any loop / recursion? 最大的int 型3的幂是1 阅读全文

posted @ 2016-03-27 02:15 CSU蛋李 阅读(138) 评论(0) 推荐(0)

LeetCode Nim Game

摘要：You are playing the following Nim Game with your friend: There is a heap of stones on the table, each time one of you take turns to remove 1 to 3 ston 阅读全文

posted @ 2016-03-27 02:11 CSU蛋李 阅读(125) 评论(0) 推荐(0)

LeetCode,ugly number

摘要：Write a program to check whether a given number is an ugly number. Ugly numbers are positive numbers whose prime factors only include 2, 3, 5. For exa 阅读全文

posted @ 2016-03-27 01:49 CSU蛋李 阅读(111) 评论(0) 推荐(0)

LeetCode Binary Tree Paths

摘要：C++,LeetCode,binaryTreePaths 阅读全文

posted @ 2016-03-27 01:43 CSU蛋李 阅读(132) 评论(0) 推荐(0)

LeetCode Word Pattern

摘要：Given a pattern and a string str, find if str follows the same pattern. Here follow means a full match, such that there is a bijection between a lette 阅读全文

posted @ 2016-03-23 21:14 CSU蛋李 阅读(198) 评论(0) 推荐(0)

LeetCode Bulls and Cows

摘要：LeetCode Bulls and Cows，getHint，C++ 阅读全文

posted @ 2016-03-23 16:26 CSU蛋李 阅读(162) 评论(0) 推荐(0)

LeeCode Odd Even Linked List

摘要：Given a singly linked list, group all odd nodes together followed by the even nodes. Please note here we are talking about the node number and not the 阅读全文

posted @ 2016-03-21 22:43 CSU蛋李 阅读(124) 评论(0) 推荐(0)

LeetCode twoSum

摘要：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 would have ex 阅读全文

posted @ 2016-03-21 22:30 CSU蛋李 阅读(198) 评论(0) 推荐(0)