void check_pass(char pass[100])
{
	int i;
	for (i=0;i<strlen(pass);i++)
	{
		if (strlen(pass)<6)
		{
			printf ("Your password is too short.\n");
			break;
         }
    else if (pass[i]>='A' && pass[i]<='Z')
    {
    	printf ("You password has to contain at least one lowercase letter.");
    	break;
	}
	else if (pass[i]>='a' && pass[i]<='z')
	{
		printf ("Your password has to contain at least one uppercase letter.");
		break;
	}
	else if (pass[i]>=!'0' && pass[i]<=!'10')
	{
		printf ("Your password has to contain at least one number.");
		break;
	}
}
}
int main ()
{
	char password[100];
	printf ("Enter a password:\n");
	gets(password);
	check_pass(password);
}