--- exercises/048_methods2.zig	2023-10-03 22:15:22.122241138 +0200
+++ answers/048_methods2.zig	2023-10-05 20:04:07.059433611 +0200
@@ -54,7 +54,7 @@
 
         // This gets the next elephant or stops:
         // which method do we want here?
-        e = if (e.hasTail()) e.??? else break;
+        e = if (e.hasTail()) e.getTail() else break;
     }
 }