diff --git a/src/lib/lib.rs b/src/lib/lib.rs
index bb9d81c..50b0639 100644
--- a/src/lib/lib.rs
+++ b/src/lib/lib.rs
@@ -9,14 +9,14 @@ use std::time::Instant;
 
 const USER_NAME: &str = "Jonah";
 
-pub fn compute_async<T: Display + Send + 'static>(mut function: impl FnMut(Sender<(T, T)>) + Send + 'static) {
+pub fn compute_async<T: Display + Send + 'static, R: Send + 'static>(mut function: impl FnMut(Sender<(T, T)>) -> R + Send + 'static ) -> R {
     let (tx, jh1) = spawn_submission_thread();
     let jh2 = thread::spawn(move || {
-        function(tx);
+        function(tx)
     });
 
     jh1.join().unwrap();
-    jh2.join().unwrap();
+    jh2.join().unwrap()
 }
 
 pub fn spawn_submission_thread<T: Display + Send + 'static>() -> (Sender<(T, T)>, JoinHandle<()>) {