1.00

+#include<iostream>
+#include<string>
+using namespace std;
+
+int main()
+{
+	while (1)
+	{
+	
+	string message;
+	cout << "input your message : ";
+	getline(cin, message);
+	if (message == "exit")
+	{
+		cout << "exit program!" << endl;
+		system("pause");
+		return 0;
+	}
+	
+	cout << "your message :" << message << endl;
+	
+
+	}
+
+
+	system("pause");
+	return 0;
+}
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