--- exercises/031_switch2.zig	2023-10-03 22:15:22.122241138 +0200
+++ answers/031_switch2.zig	2023-10-05 20:04:06.979432113 +0200
@@ -31,6 +31,7 @@
             26 => 'Z',
             // As in the last exercise, please add the 'else' clause
             // and this time, have it return an exclamation mark '!'.
+            else => '!',
         };
 
         std.debug.print("{c}", .{real_char});