diff --git a/src/main.rs b/src/main.rs
index 0355e9e..5d54caf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,17 +1,6 @@
+mod run;
+use run::Run;
 fn main() {
     println!("Hello, world!");
-}
-
-fn add(a: i32, b: i32) -> i32 {
-    a + b
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn test_add() {
-        assert_eq!(add(2, 3), 5);
-    }
+    Run::new();
 }