Clean up and unify exercises

1 files changed, 0 insertions, 5 deletions

diff --git a/exercises/20_threads/threads1.rs b/exercises/20_threads/threads1.rs
index be1301d..bf0b8e0 100644
--- a/exercises/20_threads/threads1.rs
+++ b/exercises/20_threads/threads1.rs
@@ -1,12 +1,7 @@
-// threads1.rs
-//
 // This program spawns multiple threads that each run for at least 250ms, and
 // each thread returns how much time they took to complete. The program should
 // wait until all the spawned threads have finished and should collect their
 // return values into a vector.
-//
-// Execute `rustlings hint threads1` or use the `hint` watch subcommand for a
-// hint.
 
 use std::thread;
 use std::time::{Duration, Instant};