diff --git a/solution/1200-1299/1227.Airplane Seat Assignment Probability/README.md b/solution/1200-1299/1227.Airplane Seat Assignment Probability/README.md
index f8c45e54f728d..d41015c50d85e 100644
--- a/solution/1200-1299/1227.Airplane Seat Assignment Probability/README.md	
+++ b/solution/1200-1299/1227.Airplane Seat Assignment Probability/README.md	
@@ -142,6 +142,8 @@ f(n) = \begin{cases}
 \end{cases}
 $$
 
+时间复杂度 $O(1)$，空间复杂度 $O(1)$。
+
 <!-- tabs:start -->
 
 #### Python3
@@ -184,6 +186,24 @@ func nthPersonGetsNthSeat(n int) float64 {
 }
 ```
 
+#### TypeScript
+
+```ts
+function nthPersonGetsNthSeat(n: number): number {
+    return n === 1 ? 1 : 0.5;
+}
+```
+
+#### Rust
+
+```rust
+impl Solution {
+    pub fn nth_person_gets_nth_seat(n: i32) -> f64 {
+        return if n == 1 { 1.0 } else { 0.5 };
+    }
+}
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
diff --git a/solution/1200-1299/1227.Airplane Seat Assignment Probability/README_EN.md b/solution/1200-1299/1227.Airplane Seat Assignment Probability/README_EN.md
index 599e4ab4240b3..e28bf00f3d04f 100644
--- a/solution/1200-1299/1227.Airplane Seat Assignment Probability/README_EN.md	
+++ b/solution/1200-1299/1227.Airplane Seat Assignment Probability/README_EN.md	
@@ -136,6 +136,8 @@ f(n) = \begin{cases}
 \end{cases}
 $$
 
+The time complexity of this solution is $O(1)$, and the space complexity is $O(1)$.
+
 <!-- tabs:start -->
 
 #### Python3
@@ -178,6 +180,24 @@ func nthPersonGetsNthSeat(n int) float64 {
 }
 ```
 
+#### TypeScript
+
+```ts
+function nthPersonGetsNthSeat(n: number): number {
+    return n === 1 ? 1 : 0.5;
+}
+```
+
+#### Rust
+
+```rust
+impl Solution {
+    pub fn nth_person_gets_nth_seat(n: i32) -> f64 {
+        return if n == 1 { 1.0 } else { 0.5 };
+    }
+}
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
diff --git a/solution/1200-1299/1227.Airplane Seat Assignment Probability/Solution.rs b/solution/1200-1299/1227.Airplane Seat Assignment Probability/Solution.rs
new file mode 100644
index 0000000000000..9fadbaecb57a2
--- /dev/null
+++ b/solution/1200-1299/1227.Airplane Seat Assignment Probability/Solution.rs	
@@ -0,0 +1,5 @@
+impl Solution {
+    pub fn nth_person_gets_nth_seat(n: i32) -> f64 {
+        return if n == 1 { 1.0 } else { 0.5 };
+    }
+}
diff --git a/solution/1200-1299/1227.Airplane Seat Assignment Probability/Solution.ts b/solution/1200-1299/1227.Airplane Seat Assignment Probability/Solution.ts
new file mode 100644
index 0000000000000..fa43a6faf0aec
--- /dev/null
+++ b/solution/1200-1299/1227.Airplane Seat Assignment Probability/Solution.ts	
@@ -0,0 +1,3 @@
+function nthPersonGetsNthSeat(n: number): number {
+    return n === 1 ? 1 : 0.5;
+}