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lines changed Original file line number Diff line number Diff line change @@ -215,6 +215,7 @@ Because this project necessitated a framework to enable consistent daily practic
215215| 179 | [ Friendly Movies Streamed Last Month] ( https://leetcode.com/problems/friendly-movies-streamed-last-month/description/ ) | [ Solution] ( solutions/179_friendly_movies_streamed_last_month.md ) | LeetCode | Easy | |
216216| 180 | [ Books with NULL Ratings] ( https://leetcode.com/problems/books-with-null-ratings/description/ ) | [ Solution] ( solutions/180_books_with_null_ratings.md ) | LeetCode | Easy | |
217217| 181 | [ Customer Order Frequency] ( https://leetcode.com/problems/customer-order-frequency/description/ ) | [ Solution] ( solutions/181_customer_order_frequency.md ) | LeetCode | Easy | ` USING ` , ` HAVING ` |
218+ | 182 | [ Low-Quality Problems] ( https://leetcode.com/problems/low-quality-problems/description/ ) | [ Solution] ( solutions/182_low_quality_problems.md ) | LeetCode | Easy | |
218219<!-- Index End - WARNING: Do not delete or modify this markdown comment. -->
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Original file line number Diff line number Diff line change 1+ # SQL Everyday \# 182
2+
3+ ## Low-Quality Problems
4+
5+ Site: LeetCode\
6+ Difficulty per Site: Easy
7+
8+ ## Problem
9+
10+ Find the IDs of the ** low-quality problems** . A LeetCode problem is ** low-quality** if the like percentage of the problem (number of likes divided by the total number of votes) is ** strictly less than** ` 60% ` .
11+
12+ Return the result table ordered by ` problem_id ` in ascending order. [[ Full Description] ( https://leetcode.com/problems/low-quality-problems/description/ )]
13+
14+ ## Submitted Solution
15+
16+ ``` sql
17+ -- Submitted Solution
18+ SELECT
19+ problem_id
20+ FROM (
21+ SELECT
22+ problem_id
23+ ,1 .00 * likes / (likes + dislikes) AS quality
24+ FROM Problems
25+ ) AS p
26+ WHERE quality < .6
27+ ORDER BY problem_id ASC
28+ ;
29+ ```
30+
31+ ## Site Solution
32+
33+ ``` sql
34+ -- LeetCode Solution
35+ -- None
36+
37+ -- Code Author: byuns9334
38+ -- https://leetcode.com/problems/low-quality-problems/solutions/1562160/simple-mssql
39+ SELECT
40+ a .problem_id
41+ FROM Problems AS a
42+ WHERE a .likes * 2 < a .dislikes * 3
43+ ORDER BY a .problem_id ASC
44+ ;
45+
46+ -- Code Author: Parantika
47+ -- https://leetcode.com/problems/low-quality-problems/solutions/1499691/ms-sql
48+ SELECT
49+ problem_id
50+ FROM problems
51+ WHERE likes / cast((likes + dislikes) AS float) < 0 .6
52+ ORDER BY problem_id
53+ ;
54+ ```
55+
56+ ## Notes
57+
58+ TBD
59+
60+ ## NB
61+
62+ TBD
63+
64+ Go to [ Index] ( ../?tab=readme-ov-file#index ) \
65+ Go to [ Overview] ( ../?tab=readme-ov-file )
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