코딩테스트151

• [프로그래머스/python] 배열 뒤집기(코딩테스트 입문) https://school.programmers.co.kr/learn/courses/30/lessons/120821 프로그래머스 코드 중심의 개발자 채용. 스택 기반의 포지션 매칭. 프로그래머스의 개발자 맞춤형 프로필을 등록하고, 나와 기술 궁합이 잘 맞는 기업들을 매칭 받으세요. programmers.co.kr def solution(num_list): return num_list[::-1] 코딩테스트/프로그래머스 python 2023. 2. 6.

• [프로그래머스/python] 문자열 뒤집기(코딩테스트 입문) https://school.programmers.co.kr/learn/courses/30/lessons/120822 프로그래머스 코드 중심의 개발자 채용. 스택 기반의 포지션 매칭. 프로그래머스의 개발자 맞춤형 프로필을 등록하고, 나와 기술 궁합이 잘 맞는 기업들을 매칭 받으세요. programmers.co.kr def solution(my_string): return my_string[::-1] 코딩테스트/프로그래머스 python 2023. 2. 6.

• [프로그래머스/python] 점의 위치 구하기(코딩테스트 입문) https://school.programmers.co.kr/learn/courses/30/lessons/120841 프로그래머스 코드 중심의 개발자 채용. 스택 기반의 포지션 매칭. 프로그래머스의 개발자 맞춤형 프로필을 등록하고, 나와 기술 궁합이 잘 맞는 기업들을 매칭 받으세요. programmers.co.kr def solution(dot): if (dot[0] > 0) & (dot[1] > 0): result = 1 elif (dot[0] 0): result = 2 elif (dot[0] < 0) & (dot[1] < 0): result = 3 else: result = 4 return result 코딩테스트/프로그래머스 python 2023. 2. 6.

• [리트코드/SQL] 30. Duplicate Emalis (182) 👉https://leetcode.com/problems/duplicate-emails/description/ Duplicate Emails - LeetCode 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 🤔 문제 분석 1) Write an SQL query to report all the duplicate emails. 2) Return the result table in any order. 💡 풀이 select Email FROM Person group by Email ha.. 코딩테스트/리트코드 SQL 2022. 12. 23.

• [리트코드/SQL] 28. Top Travellers (1407) 👉https://leetcode.com/problems/top-travellers/description/ Capital Gain/Loss - LeetCode 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 🤔 문제 분석 1) Return the result table ordered by travelled_distance in descending order, 2) if two or more users traveled the same distance, order them by .. 코딩테스트/리트코드 SQL 2022. 12. 23.

• [리트코드/SQL] 27. Capital Gain/Loss(1393) 👉https://leetcode.com/problems/capital-gainloss/description/ Capital Gain/Loss - LeetCode 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 🤔 문제 분석 1) Write an SQL query to report the Capital gain/loss for each stock. 2) The Capital gain/loss of a stock is the total gain or loss after buying .. 코딩테스트/리트코드 SQL 2022. 12. 21.

• [리트코드/SQL] 26. Find Total Time Spent by Each Employee (1741) 👉https://leetcode.com/problems/find-total-time-spent-by-each-employee/description/ Find Total Time Spent by Each Employee - LeetCode 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 🤔 문제 분석 1) Write an SQL query to calculate the total time in minutes spent by each employee on each day at the.. 코딩테스트/리트코드 SQL 2022. 12. 21.

• [리트코드/SQL] 25. The Latest Login in 2020 (1890) 👉https://leetcode.com/problems/the-latest-login-in-2020/description/?envType=study-plan&id=sql-i The Latest Login in 2020 - LeetCode 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 🤔 문제 분석 1) Write an SQL query to report the latest login for all users in the year 2020. 2) Do not include the.. 코딩테스트/리트코드 SQL 2022. 12. 18.

• [리트코드/SQL] 24. Game Play Analysis I (511) 👉 https://leetcode.com/problems/game-play-analysis-i/description/?envType=study-plan&id=sql-i Game Play Analysis I - LeetCode 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 🤔 문제 분석 1) Write an SQL query to report the first login date for each player. 💡 풀이 SELECT player_id, min(event_date) .. 코딩테스트/리트코드 SQL 2022. 12. 18.

• [리트코드/SQL] 23. Customer Placing the Largest Number of Orders (586) 👉https://leetcode.com/problems/customer-placing-the-largest-number-of-orders/description/?envType=study-plan&id=sql-i Customer Placing the Largest Number of Orders - LeetCode 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 🤔 문제 분석 1) Write an SQL query to find the for the customer who has p.. 코딩테스트/리트코드 SQL 2022. 12. 18.

• [리트코드/SQL] 22. Find Followers Count (1729) 👉https://leetcode.com/problems/find-followers-count/?envType=study-plan&id=sql-i Find Followers Count - LeetCode 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 🤔 문제 분석 1) Write an SQL query that will, for each user, return the number of followers. 2) Return the result table ordered by user.. 코딩테스트/리트코드 SQL 2022. 12. 18.

• [리트코드/SQL] 21. Daily Leads and Partners (1693) 👉https://leetcode.com/problems/daily-leads-and-partners/description/?envType=study-plan&id=sql-i Daily Leads and Partners - LeetCode 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 🤔 문제 분석 1) Write an SQL query that will, for each date_id and make_name, return the number of distinct lead_id.. 코딩테스트/리트코드 SQL 2022. 12. 18.