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@@ Line 1,209: / Line 1,209: @@
 <lang rust>fn main() {
-    let country_city = [("UK", "London"),
+    let country_city = [
-                        ("US", "New York"),
+        ("UK", "London"),
-                        ("US", "Birmingham"),
+        ("US", "New York"),
-                        ("UK", "Birmingham")];
+        ("US", "Birmingham"),
+        ("UK", "Birmingham"),
+    ];
     let mut city_sorted = country_city.clone();
@@ Line 1,219: / Line 1,221: @@
     let mut country_sorted = country_city.clone();
     country_sorted.sort_by_key(|k| k.0);
     println!("Original:");