From 69643c9db009e2c277196c1644d408dc0ecadb05 Mon Sep 17 00:00:00 2001
From: Chloroplast <51773819+ChloroplastYu@users.noreply.github.com>
Date: Sun, 21 Aug 2022 17:02:48 +0800
Subject: [PATCH] Solution: add a new solution for ownership-4

---
 solutions/ownership/ownership.md | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/solutions/ownership/ownership.md b/solutions/ownership/ownership.md
index 1cd5f74..da93530 100644
--- a/solutions/ownership/ownership.md
+++ b/solutions/ownership/ownership.md
@@ -96,6 +96,17 @@ fn print_str(s: String)  {
 }
 ```
 
+```rust
+ fn main() {
+     let s = String::from("hello, world");
+     print_str(&s);
+     println!("{}", s);
+ }
+ fn print_str(s: &String)  {
+     println!("{}",s)
+ }
+ ```
+
 5.
 
 ```rust
@@ -157,4 +168,4 @@ fn main() {
 
     println!("{:?}, {:?}, {:?}", s1, s2, t); // -> "hello", "world", ("hello", "world")
 }
-```
\ No newline at end of file
+```