20241004 finished.

src/problem/mod.rs

@@ -253,4 +253,5 @@ mod p2073_time_needed_to_buy_tickets;
 mod p1845_seat_reservation_manager;
 mod p983_minimum_cost_for_tickets;
 mod p1870_minimum_speed_to_arrive_on_time;
-mod p1928_minimum_cost_to_reach_destination_in_time;
+mod p1928_minimum_cost_to_reach_destination_in_time;
+mod p1227_airplane_seat_assignment_probability;

src/problem/p1227_airplane_seat_assignment_probability.rs

@@ -0,0 +1,30 @@
+/**
+ * [1227] Airplane Seat Assignment Probability
+ */
+pub struct Solution {}
+
+
+// submission codes start here
+
+impl Solution {
+    pub fn nth_person_gets_nth_seat(n: i32) -> f64 {
+        if n == 1 {
+            1f64
+        } else {
+            0.5
+        }
+    }
+}
+
+// submission codes end
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_1227() {
+        assert_eq!(1f64, Solution::nth_person_gets_nth_seat(1));
+        assert_eq!(0.5, Solution::nth_person_gets_nth_seat(2));
+    }
+}