"999 is enough for anybody" triple-zero padding (#18)

When I hit 999 exercises, I will finally have reached the ultimate
state of soteriological release and no more exercises will be needed.
The cycle will be complete. All that will be left is perfect quietude,
freedom, and highest happiness.

exercises/027_defer.zig

@@ -0,0 +1,25 @@
+//
+// You can assign some code to run _after_ a block of code exits by
+// deferring it with a "defer" statement:
+//
+//     {
+//         defer runLater();
+//         runNow();
+//     }
+//
+// In the example above, runLater() will run when the block ({...})
+// is finished. So the code above will run in the following order:
+//
+//     runNow();
+//     runLater();
+//
+// This feature seems strange at first, but we'll see how it could be
+// useful in the next exercise.
+const std = @import("std");
+
+pub fn main() void {
+    // Without changing anything else, please add a 'defer' statement
+    // to this code so that our program prints "One Two\n":
+    std.debug.print("Two\n", .{});
+    std.debug.print("One ", .{});
+}