diff --git a/README.md b/README.md
index 40b937e..cb915ca 100644
--- a/README.md
+++ b/README.md
@@ -104,7 +104,7 @@ Call test by running `cargo test p[xxx]_`.
 - [3162. Find the Number of Good Pairs I](src/leetcode/p3162_find_the_number_of_good_pairs_i)
 - [3280. Convert Date to Binary](src/leetcode/p3280_convert_date_to_binary)
 
-### Medium(207)
+### Medium(208)
 
 - [2. Add Two Numbers](src/leetcode/p2_add_two_numbers)
 - [3. Longest Substring Without Repeating Characters](src/leetcode/p3_longest_substring_without_repeating_characters)
@@ -289,6 +289,7 @@ Call test by running `cargo test p[xxx]_`.
 - [2187. Minimum Time to Complete Trips](src/leetcode/p2187_minimum_time_to_complete_trips)
 - [2192. All Ancestors of a Node in a Directed Acyclic Graph](src/leetcode/p2192_all_ancestors_of_a_node_in_a_directed_acyclic_graph)
 - [2241. Design an ATM Machine](src/leetcode/p2241_design_an_atm_machine)
+- [2274. Maximum Consecutive Floors Without Special Floors](src/leetcode/p2274_maximum_consecutive_floors_without_special_floors)
 - [2368. Reachable Nodes With Restrictions](src/leetcode/p2368_reachable_nodes_with_restrictions)
 - [2369. Check if There is a Valid Partition For The Array](src/leetcode/p2369_check_if_there_is_a_valid_partition_for_the_array)
 - [2380. Time Needed to Rearrange a Binary String](src/leetcode/p2380_time_needed_to_rearrange_a_binary_string)
diff --git a/src/leetcode/mod.rs b/src/leetcode/mod.rs
index 687f505..2c7fc07 100644
--- a/src/leetcode/mod.rs
+++ b/src/leetcode/mod.rs
@@ -142,6 +142,7 @@ pub mod p221_maximal_square;
 pub mod p2241_design_an_atm_machine;
 pub mod p224_basic_calculator;
 pub mod p225_implement_stack_using_queues;
+pub mod p2274_maximum_consecutive_floors_without_special_floors;
 pub mod p227_basic_calculator_ii;
 pub mod p2293_min_max_game;
 pub mod p2299_strong_password_checker_ii;
diff --git a/src/leetcode/p2274_maximum_consecutive_floors_without_special_floors/mod.rs b/src/leetcode/p2274_maximum_consecutive_floors_without_special_floors/mod.rs
new file mode 100644
index 0000000..243d266
--- /dev/null
+++ b/src/leetcode/p2274_maximum_consecutive_floors_without_special_floors/mod.rs
@@ -0,0 +1,32 @@
+pub struct Solution;
+
+impl Solution {
+    pub fn max_consecutive(bottom: i32, top: i32, mut special: Vec<i32>) -> i32 {
+        special.sort_unstable();
+        special
+            .into_iter()
+            .chain(std::iter::once(top + 1))
+            .fold((bottom - 1, 0), |(pre, max), i| (i, max.max(i - pre - 1)))
+            .1
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test1() {
+        assert_eq!(Solution::max_consecutive(2, 9, [4, 6].to_vec()), 3);
+    }
+
+    #[test]
+    fn test2() {
+        assert_eq!(Solution::max_consecutive(6, 8, [7, 6, 8].to_vec()), 0);
+    }
+
+    #[test]
+    fn test3() {
+        assert_eq!(Solution::max_consecutive(3, 15, [7, 9, 13].to_vec()), 4);
+    }
+}