diff --git a/.common/rust/src/main.rs b/.common/rust/src/main.rs
index 66d6ec2..2b2cb86 100644
--- a/.common/rust/src/main.rs
+++ b/.common/rust/src/main.rs
@@ -38,6 +38,54 @@ fn main() {
 }
 // endregion runner
 
+#[allow(dead_code)]
+mod aliases {
+    use std::collections::{BTreeMap, BTreeSet, VecDeque};
+
+    pub type V<T> = Vec<T>;
+    pub type M<K, V> = BTreeMap<K, V>;
+    pub type S<T> = BTreeSet<T>;
+    pub type Q<T> = VecDeque<T>;
+}
+
+#[allow(dead_code)]
+mod input {
+    use std::collections::VecDeque;
+    use std::io;
+    use std::str::FromStr;
+
+    pub struct Scanner {
+        buffer: VecDeque<String>,
+    }
+
+    impl Scanner {
+        pub fn new() -> Scanner {
+            Scanner {
+                buffer: VecDeque::new(),
+            }
+        }
+
+        pub fn next<T: FromStr>(&mut self) -> T {
+            if self.buffer.is_empty() {
+                let mut input = String::new();
+
+                io::stdin().read_line(&mut input).ok();
+
+                for word in input.split_whitespace() {
+                    self.buffer.push_back(word.to_string())
+                }
+            }
+
+            let front = self.buffer.pop_front().unwrap();
+            front.parse::<T>().ok().unwrap()
+        }
+
+        pub fn next_vec<T: FromStr>(&mut self, n: usize) -> Vec<T> {
+            (0..n).map(|_| self.next()).collect()
+        }
+    }
+}
+
 #[allow(dead_code)]
 mod math {
     #[derive(Copy, Clone, Default)]
@@ -253,51 +301,3 @@ mod output {
         println!("{}", if ans { "YES" } else { "NO" });
     }
 }
-
-#[allow(dead_code)]
-mod input {
-    use std::collections::VecDeque;
-    use std::io;
-    use std::str::FromStr;
-
-    pub struct Scanner {
-        buffer: VecDeque<String>,
-    }
-
-    impl Scanner {
-        pub fn new() -> Scanner {
-            Scanner {
-                buffer: VecDeque::new(),
-            }
-        }
-
-        pub fn next<T: FromStr>(&mut self) -> T {
-            if self.buffer.is_empty() {
-                let mut input = String::new();
-
-                io::stdin().read_line(&mut input).ok();
-
-                for word in input.split_whitespace() {
-                    self.buffer.push_back(word.to_string())
-                }
-            }
-
-            let front = self.buffer.pop_front().unwrap();
-            front.parse::<T>().ok().unwrap()
-        }
-
-        pub fn next_vec<T: FromStr>(&mut self, n: usize) -> Vec<T> {
-            (0..n).map(|_| self.next()).collect()
-        }
-    }
-}
-
-#[allow(dead_code)]
-mod aliases {
-    use std::collections::{BTreeMap, BTreeSet, VecDeque};
-
-    pub type V<T> = Vec<T>;
-    pub type M<K, V> = BTreeMap<K, V>;
-    pub type S<T> = BTreeSet<T>;
-    pub type Q<T> = VecDeque<T>;
-}