add Exit Function

   소스.cpp
-  EchoProgram.vcxproj -> C:\Users\Administrator\Desktop\EchoProgram\Debug\EchoProgram.exe
-  EchoProgram.vcxproj -> C:\Users\Administrator\Desktop\EchoProgram\Debug\EchoProgram.pdb (Partial PDB)
+  EchoProgram.vcxproj -> C:\Users\Administrator\Desktop\Experiments04\Assignment6\OSS-2015110474-Assignment6\EchoProgram\Debug\EchoProgram.exe
+  EchoProgram.vcxproj -> C:\Users\Administrator\Desktop\Experiments04\Assignment6\OSS-2015110474-Assignment6\EchoProgram\Debug\EchoProgram.pdb (Partial PDB)

 #TargetFrameworkVersion=v4.0:PlatformToolSet=v141:EnableManagedIncrementalBuild=false:VCToolArchitecture=Native32Bit:WindowsTargetPlatformVersion=10.0.14393.0
-Debug|Win32|C:\Users\Administrator\Desktop\EchoProgram\|
+Debug|Win32|C:\Users\Administrator\Desktop\Experiments04\Assignment6\OSS-2015110474-Assignment6\EchoProgram\|

@@ -3,11 +3,25 @@
 
 using namespace std;
 
+bool Exit(string echo);
+
 int main(void)
 {
 	string echo;
-	cin >> echo;
-	cout << echo << endl;
-
+	while (Exit(echo))
+	{
+		cin >> echo;
+		cout << echo << endl;
+	}
 	return 0;
+}
+
+bool Exit(string echo)
+{
+	if (!echo.compare("exit"))
+	{
+		return false;
+	}
+	else
+		return true;
 }
\ No newline at end of file