两个字符串A,B，在A中删除B的元素

//we are students --- aeiou ===  w r stdnts
char* DeleteTwoInOne(char first[],char second[])
{
	if (first == NULL || second == NULL)
		return NULL;
	int i;
	const int TableSize = 256;
	unsigned int hashTable[TableSize];
	for (i = 0; i < TableSize; i++)
	{
		hashTable[i] = 0;
	}
	char *secondkey = second;
	while (*(secondkey) != '
 
 
//we are students --- aeiou ===  w r stdnts
char* DeleteTwoInOne(char first[],char second[])
{
	if (first == NULL || second == NULL)
		return NULL;
	int i;
	const int TableSize = 256;
	unsigned int hashTable[TableSize];
	for (i = 0; i < TableSize; i++)
	{
		hashTable[i] = 0;
	}
	char *secondkey = second;
	while (*(secondkey) != '\0')
	{
		hashTable[*(secondkey++)]++;
	}
	char *firstkey = first;
	char *result,*temp;
	result = firstkey;
	while (*firstkey)
	{
		if (hashTable[*firstkey] == 1)
		{
			temp = firstkey;
			while (*temp)
			{
				*(temp) = *(temp + 1);
				temp++;
			}
		}
		firstkey++;
	}
	return result;
}
 
 
 
  
  

')
	{
		hashTable[*(secondkey++)]++;
	}
	char *firstkey = first;
	char *result,*temp;
	result = firstkey;
	while (*firstkey)
	{
		if (hashTable[*firstkey] == 1)
		{
			temp = firstkey;
			while (*temp)
			{
				*(temp) = *(temp + 1);
				temp++;
			}
		}
		firstkey++;
	}
	return result;
}//we are students --- aeiou ===  w r stdnts
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