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Reverse Prefix of Word Problem

LeetCode 2000. Given a 0-indexed string word and a character...

12 Sep 2021

Users That Actively Request Confirmation Messages Problem

LeetCode 1939. Write an SQL query to find the IDs...

11 Sep 2021

Strong Friendship Problem

LeetCode 1949. Write an SQL query to find all the...

11 Sep 2021

Leetcodify Similar Friends Problem

LeetCode 1919. Write an SQL query to report the similar...

11 Sep 2021

Leetcodify Friends Recommendations Problem

LeetCode 1917. Write an SQL query to recommend friends to...

11 Sep 2021

First and Last Call On the Same Day Problem

LeetCode 1972. Write an SQL query to report the IDs...

11 Sep 2021

Find Cutoff Score for Each School Problem

LeetCode 1988. Write an SQL query to report the minimum...

11 Sep 2021

Employees With Missing Information Problem

LeetCode 1965. Write an SQL query to report the IDs...

11 Sep 2021

Employees Whose Manager Left the Company Problem

LeetCode 1978. Write an SQL query to report the IDs...

11 Sep 2021

Count the Number of Experiments Problem

LeetCode 1990. Write an SQL query to report the number...

11 Sep 2021

Count Salary Categories Problem

LeetCode 1907. Write an SQL query to report the number...

11 Sep 2021

Confirmation Rate Problem

LeetCode 1934. Write an SQL query to find the confirmation...

11 Sep 2021

All the Pairs With the Maximum Number of Common Followers Problem

LeetCode 1951. Write an SQL query to find all the...

11 Sep 2021

The Latest Login in 2020 Problem

LeetCode 1890. Write an SQL query to report the latest...

13 Jun 2021

Suspicious Bank Accounts Problem

LeetCode 1843. Write an SQL query to report the IDs...

13 Jun 2021

Page Recommendations II Problem

LeetCode 1892. Write an SQL query to find all the...

13 Jun 2021