diff --git a/slides/04-data-structures.md b/slides/04-data-structures.md
index 3ee9ae9..065b2bb 100644
--- a/slides/04-data-structures.md
+++ b/slides/04-data-structures.md
@@ -191,9 +191,11 @@ trait Drop {
---
+
+
### Implementace Drop
-
+
```rust
struct DataHolder {
@@ -217,6 +219,9 @@ fn main() {
}
```
+
+
+
```shell
$ cargo run
@@ -224,7 +229,7 @@ DataHolders created.
Dropping DataHolder with data `my stuff`!
```
-
+
---