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LeetCode: Sum Root to Leaf Numbers 解题报告
Sum Root to Leaf Numbers Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number.An example is the root-t...
分类:其他好文   时间:2014-12-18 22:11:40    阅读次数:206
leetcode----------Reverse Integer
题目Reverse Integer通过率34.2%难度EasyReverse digits of an integer.Example1:x = 123, return 321Example2:x = -123, return -321click to show spoilers.Have you ...
分类:其他好文   时间:2014-12-18 13:30:17    阅读次数:134
[leetcode]Restore IP Addresses
问题描述: 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...
分类:其他好文   时间:2014-12-16 17:04:09    阅读次数:152
[leetcode] Sum Root to Leaf Numbers
Sum Root to Leaf NumbersGiven a binary tree containing digits from0-9only, each root-to-leaf path could represent a number.An example is the root-to-l...
分类:其他好文   时间:2014-12-16 16:55:37    阅读次数:225
贪心/CodeForces 489C Given Length and Sum of Digits...
1 #include 2 using namespace std; 3 int m,s; 4 int main() 5 { 6 scanf("%d%d",&m,&s); 7 if (s==0 && m==1) printf("0 0\n"); 8 else if (s==0...
分类:其他好文   时间:2014-12-15 11:47:31    阅读次数:125
[leetcode]Decode Ways
问题描述: A message containing letters from A-Z is being encoded to numbers using the following mapping: 'A' -> 1 'B' -> 2 ... 'Z' -> 26 Given an encoded message containing digits, determine the tot...
分类:其他好文   时间:2014-12-15 10:30:25    阅读次数:196
LeetCode: Reverse Integer 解题报告
Reverse IntegerReverse digits of an integer.Example1: x = 123, return 321Example2: x = -123, return -321click to show spoilers.SOLUTION 1:注意越界后返回0.先用l...
分类:其他好文   时间:2014-12-14 09:24:32    阅读次数:120
Sum Root to Leaf Numbers
终于完成了LeetCode 上AC率在30%以上的题目,这道题是最后一道,纪念一下。 原题是这个样子的: Given a binary tree containing digits from 0-9 only, each root-to-leaf path could represent a number. An example is the root-to-leaf...
分类:其他好文   时间:2014-12-14 00:49:21    阅读次数:157
九度OJ 1036 Old Bill (模拟)
题目1036:Old Bill 时间限制:1 秒 内存限制:32 兆 特殊判题:否 提交:2302 解决:1211 题目描述:     Among grandfather's papers a bill was found.     72 turkeys $_679_     The first and the last digits ...
分类:其他好文   时间:2014-12-13 15:10:39    阅读次数:135
leetcode------Reverse Integer
标题:Reverse Integer正确率:34.8%难度简单Reverse digits of an integer.Example1:x = 123, return 321Example2:x = -123, return -321Have you thought about this?Here...
分类:其他好文   时间:2014-12-12 23:33:08    阅读次数:214
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