--- exercises/042_pointers4.zig	2023-10-03 22:15:22.122241138 +0200
+++ answers/042_pointers4.zig	2023-10-05 20:04:07.032766444 +0200
@@ -37,5 +37,5 @@
 // This function should take a reference to a u8 value and set it
 // to 5.
 fn makeFive(x: *u8) void {
-    ??? = 5; // fix me!
+    x.* = 5; // fix me!
 }