学步园

要求以单词为单位进行字符串的反转，代码如下：

还有人家写的几个编程题：http://www.zhuxinquan.com/cn/cat-48/

// WordReverse.cpp : Defines the entry point for the console application.<br /> //<br /> #include "stdafx.h"<br /> #include "stdlib.h"<br /> #include "string.h"</p> <p>char* CharReverse(const char*, int);<br /> char *WordReverse(const char *,int);</p> <p>int _tmain(int argc, _TCHAR* argv[])<br /> {<br /> char * p = "I am student";<br /> char * d = WordReverse(p,12);<br /> return 0;<br /> }</p> <p>// 以单词反转<br /> char *WordReverse(const char *strSource,int strLen)<br /> {<br /> char *strWord = CharReverse(strSource, strLen);<br /> char *strDes = (char *) malloc(sizeof(char) * strLen);<br /> char *temp = strDes;<br /> int startPos = 0; // 记录单词开始反转的位置<br /> for(int i = 0; i < strLen + 1; i++)<br /> {<br /> if( strWord[i] == ' ' | strWord[i] == '\n') //如果遇到空格反转上一个单词<br /> {<br /> for(int j = i - 1; j >= startPos; j--)<br /> *strDes++ = strWord[j];</p> <p> if(strWord[i] == '\n') //判断trWord最后一个单词<br /> *strDes++ = '\n';<br /> else<br /> *strDes++ = ' ';<br /> startPos = i + 1;<br /> }<br /> }<br /> return temp;<br /> }<br /> // Reverse the entire string<br /> char *CharReverse(const char * strSource, int strLen)<br /> {<br /> char *strDes = (char *) malloc(sizeof(char) * strLen);<br /> char * temp = strDes;<br /> for(int i = strLen -1; i >= 0; i--)<br /> {<br /> *strDes++ = strSource[i];<br /> }<br /> *strDes++ = '\n';<br /> return temp;<br /> }<br />