{
char temp = *pBegin;
*pBegin = *pEnd;
*pEnd = temp;
pBegin ++, pEnd --;
}
}
/////////////////////////////////////////////////////////////////////
//
// Reverse the word order in a sentence, but maintain the character
// order inside a word
// Input: pData - the sentence to be reversed
/////////////////////////////////////////////////////////////////////
//
char* ReverseSentence(char *pData)
{
if(pData == NULL)
return NULL;
char *pBegin = pData;
char *pEnd = pData;
while(*pEnd != '\0')
pEnd ++;
pEnd--;
// Reverse the whole sentence
Reverse(pBegin, pEnd);
// Reverse every word in the sentence
pBegin = pEnd = pData;
while(*pBegin != '\0')
{
if(*pBegin == ' ')
{
pBegin ++;
pEnd ++;
continue;
}
// A word is between with pBegin and pEnd, reverse it
else if(*pEnd == ' ' || *pEnd == '\0')
{
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