diff --git a/README.md b/README.md
index 56fb007..3ba2a3e 100644
--- a/README.md
+++ b/README.md
@@ -31,4 +31,5 @@
 - [2024-05-20 把0移到末尾](./move-zeros)
 - [2024-05-21 满足target最小子数组长度](./min-sub-array-len)
 - [2024-05-22 找到最大可及的数字](./find-the-maximum-achievable-number)
+- [2024-05-23 数组乘积的符号](./array-sign)
 
diff --git a/array-sign/Cargo.lock b/array-sign/Cargo.lock
new file mode 100644
index 0000000..34b3a1f
--- /dev/null
+++ b/array-sign/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "array-sign"
+version = "0.1.0"
diff --git a/array-sign/Cargo.toml b/array-sign/Cargo.toml
new file mode 100644
index 0000000..76ed01e
--- /dev/null
+++ b/array-sign/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "array-sign"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/array-sign/src/main.rs b/array-sign/src/main.rs
new file mode 100644
index 0000000..615837c
--- /dev/null
+++ b/array-sign/src/main.rs
@@ -0,0 +1,8 @@
+mod solution;
+
+use crate::solution::Solution;
+fn main() {
+    println!("Hello, world!{}", Solution::array_sign(vec![-1, -2, -3, -4, 3, 2, 1]));
+
+    println!("Hello, world!{}", Solution::array_sign(vec![1, 3, 0, 5, 6]));
+}
diff --git a/array-sign/src/solution.rs b/array-sign/src/solution.rs
new file mode 100644
index 0000000..dc8df17
--- /dev/null
+++ b/array-sign/src/solution.rs
@@ -0,0 +1,16 @@
+pub struct Solution;
+
+impl Solution {
+    pub fn array_sign(nums: Vec<i32>) -> i32 {
+        let mut result = 1;
+        for num in nums {
+            if num == 0 {
+                return 0;
+            } else if num < 0 {
+                result = -result;
+            }
+
+        }
+        result
+    }
+}
\ No newline at end of file
diff --git a/array-sign/title.md b/array-sign/title.md
new file mode 100644
index 0000000..ff51434
--- /dev/null
+++ b/array-sign/title.md
@@ -0,0 +1 @@
+2024-05-23 数组乘积的符号