이게 공백인가요??

#include <Windows.h>
#include <stdio.h>
 
int main(int argc, char **argv)
{
	TCHAR MAILSLOT_PATH[128] = "\\\\.\\mailslot\\";
	TCHAR MAILSLOT_NAME[64];
	TCHAR BUFFER[512];
	DWORD WriteSize;
	HANDLE MAILSLOT_HANDLE = INVALID_HANDLE_VALUE;
 
	printf("Demonstration of MailSlot Client\n");
	printf("MailSlot Name:");
	scanf_s("%s", &MAILSLOT_NAME, 64);
	strcat(MAILSLOT_PATH, MAILSLOT_NAME);
	printf_s("MailSlot Path:%s\n", MAILSLOT_PATH, 128);
 
	MAILSLOT_HANDLE = CreateFile(MAILSLOT_PATH, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
	if (MAILSLOT_HANDLE != INVALID_HANDLE_VALUE)
	{
		printf_s("Connected to MailSlot.", 48);
	Write:
		printf_s("Message:", 12);
		scanf_s("%s", &BUFFER, 512);
		if (!WriteFile(MAILSLOT_HANDLE, BUFFER, strlen(BUFFER) * sizeof(TCHAR), &WriteSize, NULL))
		{
			printf_s("Can't Write to MailSlot.\n", 48);
			system("pause");
		}
		goto Write;
	}
	else
	{
		printf_s("Can't Connected to MailSlot.\n", 32);
		printf_s("Error Code:%d", GetLastError());
	}
	CloseHandle(MAILSLOT_HANDLE);
	system("pause");
	return 0;
}

#include <Windows.h>
#include <stdio.h>
 
int main(int argc, char **argv)
{
	TCHAR MAILSLOT_PATH[128] = "\\\\.\\mailslot\\";
	TCHAR MAILSLOT_NAME[64];
	TCHAR BUFFER[512];
	DWORD MessageSize = 0;
	DWORD MessageCount = 0;
	DWORD ReadSize = 0;
	HANDLE MAILSLOT_HANDLE = INVALID_HANDLE_VALUE;
 
	printf("Demonstration of MailSlot Server\n");
	printf("MailSlot Name:");
	scanf_s("%s", &MAILSLOT_NAME, 64);
	strcat(MAILSLOT_PATH, MAILSLOT_NAME);
	printf_s("MailSlot Path:%s\n", MAILSLOT_PATH, 128);
 
	MAILSLOT_HANDLE = CreateMailslot(MAILSLOT_PATH, 0, MAILSLOT_WAIT_FOREVER, NULL);
	if (MAILSLOT_HANDLE != INVALID_HANDLE_VALUE)
	{
		printf_s("Created MailSlot.\n", 32);
		while (TRUE)
		{
			if (GetMailslotInfo(MAILSLOT_HANDLE, NULL, &MessageSize, &MessageCount, NULL) != FALSE)
			{
				if (MessageSize > 0)
				{
					if (ReadFile(MAILSLOT_HANDLE, BUFFER, 512, &ReadSize, NULL) != FALSE)
					{
 
						printf_s("Receive:%s\n", BUFFER, 512);
					}
				}
			}
			else
			{
				printf_s("Can't Get MailSlot Information.", 96);
				break;
			}
			Sleep(10);
		}
	}
	else
	{
		printf_s("Can't Created MailSlot.\n", 32);
		printf_s("Error Code:%d", GetLastError());
	}
	CloseHandle(MAILSLOT_HANDLE);
	system("pause");
	return 0;
}