Skip to content

Commit 2a7ab4d

Browse files
authored
Improved task 1341
1 parent 56c9619 commit 2a7ab4d

File tree

2 files changed

+13
-20
lines changed
  • src/main/kotlin
    • g1301_1400/s1341_movie_rating
    • g2701_2800/s2791_count_paths_that_can_form_a_palindrome_in_a_tree

2 files changed

+13
-20
lines changed
Lines changed: 12 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -1,20 +1,13 @@
11
# Write your MySQL query statement below
2-
# #Medium #Database #2023_06_13_Time_2387_ms_(59.80%)_Space_0B_(100.00%)
3-
with cte as
4-
(SELECT name, COUNT(RATING) as cnt,
5-
DENSE_RANK() over(order by COUNT(RATING) desc, name asc) as rnk FROM MovieRating r
6-
INNER JOIN Users u ON r.user_id = u.user_id
7-
GROUP BY u.user_id
8-
limit 1),
9-
10-
cte2 as
11-
(SELECT title, avg(rating) as avgr from MovieRating r
12-
INNER JOIN Movies m ON r.movie_id = m.movie_id
13-
where month(created_at) = 2
14-
group by r.movie_id
15-
order by avg(rating) desc, title asc
16-
limit 1)
17-
18-
select name as results from cte
19-
union all
20-
select title from cte2
2+
# #Medium #Database #2023_08_15_Time_2843_ms_(48.31%)_Space_0B_(100.00%)
3+
(SELECT name results
4+
FROM Users as U, MovieRating as MR
5+
WHERE U.user_id = MR.user_id
6+
GROUP BY U.user_id
7+
ORDER BY COUNT(MR.user_id) DESC, name ASC LIMIT 1)
8+
UNION ALL
9+
(SELECT title results
10+
FROM Movies as M, MovieRating as MR
11+
WHERE M.movie_id = MR.movie_id AND created_at BETWEEN '2020-02-01' AND '2020-02-29'
12+
GROUP BY M.movie_id
13+
ORDER BY AVG(rating) DESC, title ASC LIMIT 1)

src/main/kotlin/g2701_2800/s2791_count_paths_that_can_form_a_palindrome_in_a_tree/Solution.kt

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,6 @@
11
package g2701_2800.s2791_count_paths_that_can_form_a_palindrome_in_a_tree
22

3-
// #Hard #Dynamic_Programming #Tree #Bit_Manipulation #Bitmask #Depth_First_Search
3+
// #Hard #Dynamic_Programming #Depth_First_Search #Tree #Bit_Manipulation #Bitmask
44
// #2023_08_06_Time_683_ms_(100.00%)_Space_54_MB_(100.00%)
55

66
class Solution {

0 commit comments

Comments
 (0)