var aa: array [0..5] of Char; bb:Pointer; cc:string; dd:PChar;procedure TForm1.Button1Click(Sender: TObject);begindd:='abcdef'; //以下是pchar内容转数组FillCha...
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其他好文 时间:
2014-07-06 21:56:57
阅读次数:
264
Given two wordsword1andword2, find the minimum number of steps required to convertword1toword2. (each operation is counted as 1 step.)You have the fol...
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其他好文 时间:
2014-07-06 19:31:04
阅读次数:
181
Givennnon-negative integersa1,a2, ...,an, where each represents a point at coordinate (i,ai).nvertical lines are drawn such that the two endpoints of ...
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其他好文 时间:
2014-07-06 17:44:30
阅读次数:
181
Divide two integers without using multiplication, division and mod operator.思路:不能使用乘法除法以及取模运算来计算两个数相除。主要做法就是,将因子不断乘2(向左移位即可实现),同时结果从1不断移位加倍,等到除数大于被除数一...
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其他好文 时间:
2014-07-06 15:34:24
阅读次数:
197
Given a strings1, we may represent it as a binary tree by partitioning it to two non-empty substrings recursively.Below is one possible representation...
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其他好文 时间:
2014-07-06 13:57:54
阅读次数:
155
Then-queens puzzle is the problem of placingnqueens on ann×nchessboard such that no two queens attack each other.Given an integern, return all distinc...
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其他好文 时间:
2014-07-06 13:32:49
阅读次数:
204
Given two integers n and k, return all possible combinations of k numbers out of 1 ...n.For example,If n = 4 and k = 2, a solution is:[ [2,4], [3,4...
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其他好文 时间:
2014-07-05 22:10:53
阅读次数:
226
Description: Given two strings, write a method to decide if one is a permutation of the other.We could use the same idea from CTCI 1.1. The only diffe...
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其他好文 时间:
2014-07-05 21:43:01
阅读次数:
231
Divide two integers without using multiplication, division and mod operator.不用乘、除、求余操作,返回两整数相除的结果,结果也是整数。假设除数是2,相除的商就是被除数二进制表示向右移动一位。假设被除数是a,除数是b,因为不知...
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其他好文 时间:
2014-07-05 20:37:18
阅读次数:
193
The gray code is a binary numeral system where two successive values differ in only one bit.
Given a non-negative integer n representing the total number of bits in the code, print the sequence of...
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其他好文 时间:
2014-07-04 07:35:58
阅读次数:
215