#define  ALLOC(A, Size) if (((A) = realloc((A), (Size))) == NULL) return 0


int SentenceGetSubStrMaxLen(char *text1)
{
	int MaxSize = 0;
	for (int i = 0; i < strlen(text1); ++i)
	{
		int Size = 0;
		char *Substr = NULL;
		while (i + Size < strlen(text1))
		{
			ALLOC(Substr, sizeof(wchar_t) * (Size + 1));
			memcpy(Substr, text1 + i, sizeof(wchar_t) * (Size + 1));
			Substr[Size] = 0;
			if (strstr(text1 + i + Size, Substr) != NULL)
				Size++;
			else
			{
				free(Substr);
				Substr = NULL;
				Size--;
				break;
			}
			free(Substr);
			Substr = NULL;
		}
		MaxSize = (Size > MaxSize) ? Size : MaxSize;
	}
	return MaxSize;
}