From 2e5efa8f64cca91589566f8d7c19fd57dd19aecb Mon Sep 17 00:00:00 2001
From: Andrew Scott <git@andyscott.me>
Date: Sun, 19 May 2024 10:47:16 -0400
Subject: [PATCH] 062-065 completed

---
 exercises/062_loop_expressions.zig |  2 +-
 exercises/063_labels.zig           |  4 ++--
 exercises/064_builtins.zig         |  4 ++--
 exercises/065_builtins2.zig        | 10 +++++-----
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/exercises/062_loop_expressions.zig b/exercises/062_loop_expressions.zig
index f6b8771..8c37e28 100644
--- a/exercises/062_loop_expressions.zig
+++ b/exercises/062_loop_expressions.zig
@@ -47,7 +47,7 @@ pub fn main() void {
     // return it from the for loop.
     const current_lang: ?[]const u8 = for (langs) |lang| {
         if (lang.len == 3) break lang;
-    };
+    } else null;
 
     if (current_lang) |cl| {
         print("Current language: {s}\n", .{cl});
diff --git a/exercises/063_labels.zig b/exercises/063_labels.zig
index 79adfaa..a131101 100644
--- a/exercises/063_labels.zig
+++ b/exercises/063_labels.zig
@@ -128,8 +128,8 @@ pub fn main() void {
         // wanted for this Food.
         //
         // Please return this Food from the loop.
-        break;
-    };
+        break food;
+    } else menu[0];
     // ^ Oops! We forgot to return Mac & Cheese as the default
     // Food when the requested ingredients aren't found.
 
diff --git a/exercises/064_builtins.zig b/exercises/064_builtins.zig
index e91dfbe..f8bec67 100644
--- a/exercises/064_builtins.zig
+++ b/exercises/064_builtins.zig
@@ -63,7 +63,7 @@ pub fn main() void {
     //
     // If there was no overflow at all while adding 5 to a, what value would
     // 'my_result' hold? Write the answer in into 'expected_result'.
-    const expected_result: u8 = ???;
+    const expected_result: u8 = @as(u8, a) + @as(u8, b);
     print(". Without overflow: {b:0>8}. ", .{expected_result});
 
     print("Furthermore, ", .{});
@@ -78,6 +78,6 @@ pub fn main() void {
     // Now it's your turn. See if you can fix this attempt to use
     // this builtin to reverse the bits of a u8 integer.
     const input: u8 = 0b11110000;
-    const tupni: u8 = @bitReverse(input, tupni);
+    const tupni: u8 = @bitReverse(input);
     print("{b:0>8} backwards is {b:0>8}.\n", .{ input, tupni });
 }
diff --git a/exercises/065_builtins2.zig b/exercises/065_builtins2.zig
index 283aca5..a2dc705 100644
--- a/exercises/065_builtins2.zig
+++ b/exercises/065_builtins2.zig
@@ -58,7 +58,7 @@ pub fn main() void {
     // Oops! We cannot leave the 'me' and 'myself' fields
     // undefined. Please set them here:
     narcissus.me = &narcissus;
-    narcissus.??? = ???;
+    narcissus.myself = &narcissus;
 
     // This determines a "peer type" from three separate
     // references (they just happen to all be the same object).
@@ -70,7 +70,7 @@ pub fn main() void {
     //
     // The fix for this is very subtle, but it makes a big
     // difference!
-    const Type2 = narcissus.fetchTheMostBeautifulType();
+    const Type2 = Narcissus.fetchTheMostBeautifulType();
 
     // Now we print a pithy statement about Narcissus.
     print("A {s} loves all {s}es. ", .{
@@ -109,15 +109,15 @@ pub fn main() void {
     // Please complete these 'if' statements so that the field
     // name will not be printed if the field is of type 'void'
     // (which is a zero-bit type that takes up no space at all!):
-    if (fields[0].??? != void) {
+    if (fields[0].type != void) {
         print(" {s}", .{@typeInfo(Narcissus).Struct.fields[0].name});
     }
 
-    if (fields[1].??? != void) {
+    if (fields[1].type != void) {
         print(" {s}", .{@typeInfo(Narcissus).Struct.fields[1].name});
     }
 
-    if (fields[2].??? != void) {
+    if (fields[2].type != void) {
         print(" {s}", .{@typeInfo(Narcissus).Struct.fields[2].name});
     }