--- exercises/050_no_value.zig	2023-10-03 22:15:22.122241138 +0200
+++ answers/050_no_value.zig	2023-10-05 20:04:07.069433797 +0200
@@ -65,10 +65,10 @@
 const Err = error{Cthulhu};
 
 pub fn main() void {
-    var first_line1: *const [16]u8 = ???;
+    var first_line1: *const [16]u8 = undefined;
     first_line1 = "That is not dead";
 
-    var first_line2: Err!*const [21]u8 = ???;
+    var first_line2: Err!*const [21]u8 = Err.Cthulhu;
     first_line2 = "which can eternal lie";
 
     // Note we need the "{!s}" format for the error union string.
@@ -77,8 +77,8 @@
     printSecondLine();
 }
 
-fn printSecondLine() ??? {
-    var second_line2: ?*const [18]u8 = ???;
+fn printSecondLine() void {
+    var second_line2: ?*const [18]u8 = null;
     second_line2 = "even death may die";
 
     std.debug.print("And with strange aeons {s}.\n", .{second_line2.?});