20240323 Finished

src/problem/mod.rs

@@ -79,3 +79,4 @@ mod p2684_maximum_number_of_moves_in_a_grid;
 mod p310_minimum_height_trees;
 mod p303_range_sum_query_immutable;
 mod p1793_maximum_score_of_a_good_subarray;
+mod p2549_count_distinct_numbers_on_board;

src/problem/p2549_count_distinct_numbers_on_board.rs

@@ -0,0 +1,28 @@
+/**
+ * [2549] Count Distinct Numbers on Board
+ */
+pub struct Solution {}
+
+
+// submission codes start here
+
+impl Solution {
+    pub fn distinct_integers(n: i32) -> i32 {
+        return if n == 1 {
+            1
+        } else {
+            n - 1
+        };
+    }
+}
+
+// submission codes end
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_2549() {
+    }
+}