Kth Smallest Element in a BST
Given a binary search tree, write a function kthSmallest to find the kth
smallest element in it.
Note:
You may assume k is always valid, 1 ≤ k ≤ BST's to...
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其他好文 时间:
2015-07-09 14:40:05
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122
解决方案1, 检查描述文件是否安装,设备UUID是否加入描述文件
2, 检查Code Signing是否选择证书
3,检查iPhone/iPad是否处于“解锁”状态
往往做了上面那些事情,还是没什么卵用。。。现在你需要到 /Users/(你的机器名)/Library/MobileDevice/Provisioning Profiles目录下,将所有的描述文件都删除最后,重新双击你的描述文件 。问题解...
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其他好文 时间:
2015-07-09 13:16:42
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121
1 //occupyed_1检查行是否占用 2 //occupyed_2检查列是否占用 3 //occupyed_3检查块是否占用 4 bool isValidSudoku(vector>& board) 5 { 6 int occupyed_1[9][9], occupyed_2[9][...
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其他好文 时间:
2015-07-08 22:12:00
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102
题目链接 题目要求: Given a binary tree, determine if it is a valid binary search tree (BST). Assume a BST is defined as follows:The left subtree of a nod...
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其他好文 时间:
2015-07-08 20:46:15
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134
36 Valid Sudoku链接:https://leetcode.com/problems/valid-sudoku/
问题描述:
Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty ce...
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其他好文 时间:
2015-07-08 19:10:38
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131
Longest Valid Parentheses
Given a string containing just the characters '(' and ')', find the length of the longest valid (well-formed) parentheses substring.
For "(()", the longest valid par...
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其他好文 时间:
2015-07-08 19:08:38
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115
1 enum status{VALID = 0, INVALID}; 2 int g_status; 3 4 long long SubStrToInt(const char* str, bool minus) 5 { 6 long long num = 0; 7 int fl...
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其他好文 时间:
2015-07-08 18:12:09
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105
Given a string containing only digits, restore it by returning all possible valid IP address combinations.
For example:
Given “25525511135”,
return [“255.255.11.135”, “255.255.111.35”]. (O...
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其他好文 时间:
2015-07-08 16:31:03
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117
回文,先提取有效字符,之后进行前后项匹配 1 class Solution { 2 public: 3 bool isPalindrome(string s) { 4 vector change; 5 int size=s.length(); 6 ...
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其他好文 时间:
2015-07-08 00:15:54
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168