char* foo(char* s, int *i)
{
	while(*(s + *i) && *(s + *i) == ' ')
		*i = *i + 1;
	char* word = (char*)malloc(sizeof(char) * 256);
	int j = 0;
	while(*(s + *i) && *(s + *i) != ' ')
	{
		*(word + j) = *(s + *i);
		*i = *i + 1;
		j++;
	}
	*(word + j) = '\0';
	return word;
}