chore: improve docs

Signed-off-by: Henry Gressmann <mail@henrygressmann.de>

1 files changed, 8 insertions, 0 deletions

diff --git a/examples/rust/src/fibonacci.rs b/examples/rust/src/fibonacci.rs
index 3e4be73..7924aef 100644
--- a/examples/rust/src/fibonacci.rs
+++ b/examples/rust/src/fibonacci.rs
@@ -19,3 +19,11 @@ pub extern "C" fn fibonacci(n: i32) -> i32 {
     }
     sum
 }
+
+#[no_mangle]
+pub extern "C" fn fibonacci_recursive(n: i32) -> i32 {
+    if n <= 1 {
+        return n;
+    }
+    fibonacci_recursive(n - 1) + fibonacci_recursive(n - 2)
+}