commit 0da572a5fa5e45f1343529f8e04b722182b0b01f
Author: aozhiwei <aozhiwei@kingsome.cn>
Date:   Thu Dec 9 19:13:14 2021 +0800

    init

diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..98382a9
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "r9"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..1b4a90c
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,8 @@
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        let result = 2 + 2;
+        assert_eq!(result, 4);
+    }
+}