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Codeforces Amusing Joke 题解
So, the New Year holidays are over. Santa Claus and his colleagues can take a rest and have guests at last. When two "New Year and Christmas Men" meet, thear assistants cut out of cardboard the letter...
分类:其他好文   时间:2014-07-22 23:03:53    阅读次数:521
LeetCode:Longest Substring Without Repeating Characters(最长不重复子串)
题目链接Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letter...
分类:其他好文   时间:2014-05-24 02:15:57    阅读次数:291
[LeetCode]Letter Combinations of a Phone Number
Letter Combinations of a Phone Number DFS BFS...
分类:其他好文   时间:2014-05-22 09:23:16    阅读次数:267
HTML+css基础认识
标签: css属性:font-family,font-size,font-weight,font-style,color,text-decoration,text-align:justify;letter-spacing,wo...
分类:Web程序   时间:2014-05-20 09:58:52    阅读次数:311
LeetCode: Letter Combinations of a Phone Number [018]
【题目】 Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the telephone buttons) is given below. Input:Digit string "23" Output: ["ad", "ae", "af", "bd", "be", "bf",...
分类:其他好文   时间:2014-05-18 07:30:12    阅读次数:340
C经典之9-system,if,do,while---ShinePans
#include #include #include //system(); 这个指令需要用到此头文件 #include //toupper要用到 void main() { char letter; do{ printf("A Display directory listling\n"); printf("B Display disk information\n"); ...
分类:其他好文   时间:2014-05-18 06:46:07    阅读次数:292
Python重写C语言程序100例--Part5
''' 程序31】 题目:请输入星期几的第一个字母来判断一下是星期几,如果第一个字母一样,则继续    判断第二个字母。 1.程序分析:用情况语句比较好,如果第一个字母一样,则判断用情况语句或if语句判断第二个字母。 2.程序源代码: ''' from sys import stdin letter = stdin.read(1) stdin.flush() while letter != 'Y...
分类:编程语言   时间:2014-05-16 01:47:37    阅读次数:272
leetcode第一刷_Letter Combinations of a Phone Number
水题。数字一共就9个,去掉1是用来显示标点的,剩下8个。 穷举一下map,然后有几个数字,就输出这几个数字的排列,是一个dfs嘛。 map num; void allCombinations(string &digits, int start, int len, string &pres, vector &res){ if(len == digits.length()){ ...
分类:其他好文   时间:2014-05-15 01:42:26    阅读次数:264
Hackerrank - Coin on the Table 题解
这回又是忽略了题目中的一句话:When the coin reaches the cell that has letter ‘*’ it will be there permanently.  就是说当走到这个格子的时候,就可以定住在这个格子的了。不过这个时候也可以从别的方向走过来,所以题目的真正意思是,在k步内走到这个格子使用的最小的修改指令是多少,并不一定需要就在第k步到达这个格子。 ...
分类:其他好文   时间:2014-05-11 13:06:57    阅读次数:472
codechef Holes in the text 题解
Chef wrote some text on a piece of paper and now he wants to know how many holes are in the text. What is a hole? If you think of the paper as the plane and a letter as a curve on the plane, then each...
分类:其他好文   时间:2014-05-03 15:49:18    阅读次数:412
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