Moved exercises to exercises because exercises

08_quiz.zig

@@ -1,34 +0,0 @@
-//
-// Quiz time! Let's see if you can fix this whole program.
-//
-// This is meant to be challenging.
-//
-// Let the compiler tell you what's wrong.
-//
-// Start at the top.
-//
-const std = @import("std");
-
-pub fn main() void {
-    // What is this nonsense? :-)
-    const letters = "YZhifg";
-
-    const x: u8 = 1;
-
-    // This is something you haven't seen before: declaring an array
-    // without putting anything in it. There is no error here:
-    var lang: [3]u8 = undefined;
-
-    // The following lines attempt to put 'Z', 'i', and 'g' into the
-    // 'lang' array we just created.
-    lang[0] = letters[x];
-
-    x = 3;
-    lang[???] = letters[x];
-
-    x = ???;
-    lang[2] = letters[???];
-
-    // We want to "Program in Zig!" of course:
-    std.debug.print("Program in {}!\n", .{lang});
-}