adding cs142 code

cs142/lab09/restaurant.h

@@ -0,0 +1,16 @@
+#ifndef __RESTAURANT_H__
+#define __RESTAURANT_H__
+
+#include <string>
+#include <ostream>
+
+using namespace std;
+
+class restaurant {
+    public:
+        string name;
+        int score;
+        restaurant(string name, int score): name(name), score(score) {}
+        friend ostream & operator<<(ostream & os, restaurant & r);
+};
+#endif