From e61bedaa25e4bc80847c4fb1508b5f4cdf35cd20 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luka=20Marku=C5=A1i=C4=87?= <markusicluka@gmail.com>
Date: Sun, 31 May 2026 22:26:17 +0200
Subject: [PATCH] Add another defer exercise

---
 exercises/116_defer3.zig         | 18 ++++++++++++++++++
 patches/patches/116_defer3.patch | 14 ++++++++++++++
 src/elrond.zig                   |  4 ++++
 3 files changed, 36 insertions(+)
 create mode 100644 exercises/116_defer3.zig
 create mode 100644 patches/patches/116_defer3.patch

diff --git a/exercises/116_defer3.zig b/exercises/116_defer3.zig
new file mode 100644
index 0000000..6e3cf6d
--- /dev/null
+++ b/exercises/116_defer3.zig
@@ -0,0 +1,18 @@
+//
+// When there are multiple defers in a single block, they are executed in reverse order.
+//
+const std = @import("std");
+
+pub fn main() void {
+    var x: u32 = 100;
+    {
+        // Try reordering the statements to get the answer 42
+        defer x = x / 10;
+        defer x = x + 11;
+        defer x = x * 2;
+
+        // It might seem silly in this example, but it's important to know when
+        // deinitializing containers whose elements need to be deinitialized first.
+    }
+    std.debug.print("{d}\n", .{x});
+}
diff --git a/patches/patches/116_defer3.patch b/patches/patches/116_defer3.patch
new file mode 100644
index 0000000..7b2cce5
--- /dev/null
+++ b/patches/patches/116_defer3.patch
@@ -0,0 +1,14 @@
+--- exercises/116_defer3.zig	2026-05-31 22:29:56.189323732 +0200
++++ answers/116_defer3.zig	2026-05-31 22:30:17.749186667 +0200
+@@ -7,9 +7,9 @@
+     var x: u32 = 100;
+     {
+         // Try reordering the statements to get the answer 42
+-        defer x = x / 10;
+-        defer x = x + 11;
+         defer x = x * 2;
++        defer x = x + 11;
++        defer x = x / 10;
+
+         // It might seem silly in this example, but it's important to know when
+         // deinitializing containers whose elements need to be deinitialized first.
diff --git a/src/elrond.zig b/src/elrond.zig
index 35c8857..311026f 100644
--- a/src/elrond.zig
+++ b/src/elrond.zig
@@ -1223,6 +1223,10 @@ const exercises = [_]Exercise{
         .main_file = "115_packed2.zig",
         .output = "",
     },
+    .{
+        .main_file = "116_defer3.zig",
+        .output = "42",
+    },
     .{
         .main_file = "999_the_end.zig",
         .output =