refactor: remove unnecessary endl

Author: LeottaAlberto

exercises/ex1.cpp

@@ -12,30 +12,32 @@ int main()
   cin >> week;
   switch (week){
     case 1:
-      cout << "Monday" << endl;
+      cout << "Monday";
       break;
     case 2:
-      cout << "Tuesday" << endl;
+      cout << "Tuesday";
       break;
     case 3:
-      cout << "Wednesday" << endl;
+      cout << "Wednesday";
       break;
     case 4:
-      cout << "Thursday" << endl;
+      cout << "Thursday";
       break;
     case 5:
-      cout << "Friday" << endl;
+      cout << "Friday";
       break;
     case 6:
-      cout << "Saturday" << endl;
+      cout << "Saturday";
       break;
     case 7:
-      cout << "Sunday" << endl;
+      cout << "Sunday";
       break;
     default:
-      cout << "Invalid input! Please enter week number between 1-7." << endl;
+      cout << "Invalid input! Please enter week number between 1-7.";
       break;
   }
 
-  return 0;
+  cout << endl;
+
+  return EXIT_SUCCESS;
 }