rustlings: complete 19

1 files changed, 2 insertions, 2 deletions

diff --git a/rustlings/exercises/19_smart_pointers/arc1.rs b/rustlings/exercises/19_smart_pointers/arc1.rs
index 6bb860f..f44e4e1 100644
--- a/rustlings/exercises/19_smart_pointers/arc1.rs
+++ b/rustlings/exercises/19_smart_pointers/arc1.rs
@@ -23,13 +23,13 @@ fn main() {
     let numbers: Vec<_> = (0..100u32).collect();
 
     // TODO: Define `shared_numbers` by using `Arc`.
-    // let shared_numbers = ???;
+    let shared_numbers = Arc::new(numbers);
 
     let mut join_handles = Vec::new();
 
     for offset in 0..8 {
         // TODO: Define `child_numbers` using `shared_numbers`.
-        // let child_numbers = ???;
+        let child_numbers = shared_numbers.clone();
 
         let handle = thread::spawn(move || {
             let sum: u32 = child_numbers.iter().filter(|&&n| n % 8 == offset).sum();