diff --git a/examples/four.rs b/examples/four.rs
index 459e979..e82985f 100644
--- a/examples/four.rs
+++ b/examples/four.rs
@@ -22,4 +22,14 @@ fn main() {
     }
     let (size, _) = permute::choose_permute::<_, 4>(&choose_input).size_hint();
     println!("size {size}");
+    println!();
+
+    let same_len_input = [1, 2, 3, 4];
+
+    for (i, permutation) in permute::choose_permute::<_, 4>(&same_len_input).enumerate() {
+        println!("{i}: {permutation:?}");
+    }
+    let (size, _) = permute::choose_permute::<_, 4>(&same_len_input).size_hint();
+    println!("size {size}");
+    println!();
 }