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📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔문제 https://leetcode.com/problems/user-activity-for-the-past-30-days-i/ LeetCode - The World's Leading Online Programming Learning Platform Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Table : Activi..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔문제 https://leetcode.com/problems/triangle-judgement/description/ LeetCode - The World's Leading Online Programming Learning Platform Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com Table : Triangle Rep..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔ 문제 https://leetcode.com/problems/market-analysis-i/description/ Market Analysis I - LeetCode Can you solve this real interview question? Market Analysis I - Table: Users +----------------+---------+ | Column Name | Type | +----------------+---------+ | user_id | int | | join_date | date | | favorite_brand ..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ✔ 문제 https://leetcode.com/problems/product-sales-analysis-iii/description/ Product Sales Analysis III - LeetCode Can you solve this real interview question? Product Sales Analysis III - Table: Sales +-------------+-------+ | Column Name | Type | +-------------+-------+ | sale_id | int | | product_id | int | ..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ■ 문제 https://leetcode.com/problems/employee-bonus/ Employee Bonus - LeetCode Can you solve this real interview question? Employee Bonus - Table: Employee +-------------+---------+ | Column Name | Type | +-------------+---------+ | empId | int | | name | varchar | | supervisor | int | | salary | int | +------..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ■ 문제 https://leetcode.com/problems/managers-with-at-least-5-direct-reports/description/ Managers with at Least 5 Direct Reports - LeetCode Can you solve this real interview question? Managers with at Least 5 Direct Reports - Level up your coding skills and quickly land a job. This is the best place to expand..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ■ 문제 https://leetcode.com/problems/game-play-analysis-iv/description/ Game Play Analysis IV - LeetCode Can you solve this real interview question? Game Play Analysis IV - Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next intervi..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems, https://leetcode.com/problemset/all/임을 밝힙니다. ■ 문제 https://leetcode.com/problems/sales-person/description/ Sales Person - LeetCode Can you solve this real interview question? Sales Person - Table: SalesPerson +-----------------+---------+ | Column Name | Type | +-----------------+---------+ | sales_id | int | | name | varchar | | salary | int | | commis..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems / https://leetcode.com/problemset/all/ 임을 밝힙니다. ■ 문제 https://leetcode.com/problems/classes-more-than-5-students/description/ Classes More Than 5 Students - LeetCode Can you solve this real interview question? Classes More Than 5 Students - Table: Courses +-------------+---------+ | Column Name | Type | +-------------+---------+ | student | varchar | | c..

📢 본 포스팅에 활용되는 기본 문제 및 자료 출처는 리트코드 Problems / https://leetcode.com/problemset/all/ 임을 밝힙니다. ■ 문제 https://leetcode.com/problems/delete-duplicate-emails/description/ Delete Duplicate Emails - LeetCode Delete Duplicate Emails - Table: Person +-------------+---------+ | Column Name | Type | +-------------+---------+ | id | int | | email | varchar | +-------------+---------+ id is the primary key colu..