finish chapter 5

1 files changed, 9 insertions, 0 deletions

diff --git a/rust/theBook/chapter-4-understanding-ownership/emp1.rs b/rust/theBook/chapter-4-understanding-ownership/emp1.rs
new file mode 100644
index 0000000..a0f4bbd
--- /dev/null
+++ b/rust/theBook/chapter-4-understanding-ownership/emp1.rs
@@ -0,0 +1,9 @@
+fn main() {
+    let mut s = String::from("hello");
+
+    let r1 = &s;
+    let r2 = &s;
+    println!("{},{}",r1,r2);
+    let r3 = &mut s;
+    println!("{r3}");
+}