Leetcode
SQL Window Functions SQL Window Functions
SQL Window FunctionsWindow function performs after “FROM, JOIN, WHERE, GROUP BY, HAVING”, before “ORDER　BY, LIMIT, SELEC
2022-03-11 SQL
Window Functions SQL-Summary
SQL Question Categories SQL Question Categories
SQL Categories1 Computing Ratios Compute ratio / percentage Given user activities history / system logs Examples Calcula
2022-03-10 SQL
SQL-Summary
LC 62 & LC 63 LC 62 & LC 63
Solution to LeetCode 62 Unique Paths & LeetCode 63 Unique Paths II . LeetCode 62Unique Paths (Medium) [link] 1] Recu
2022-03-09 Dynamic Programming
Dynamic Programming
LC 120 LC 120
Solution to LeetCode 120 Triangle. LeetCode 120Triangle (Medium) [link] Define dp[i][j] as the minimum path sum from top
2022-03-08 Dynamic Programming
Dynamic Programming
LC 303 LC 303
Solution to LeetCode 303 Range Sum Query - Immutable. LeetCode 303Range Sum Query - Immutable (Easy) [link] 1] Brute For
2022-03-07 Dynamic Programming
Dynamic Programming
LC 174 LC 174
Solution to LeetCode 174 Dungeon Game. LeetCode 174Dungeon Game (Hard) [link] The question asks for the minimum hp at K
2022-03-06 Dynamic Programming
Dynamic Programming
LC 309 & LC 714 LC 309 & LC 714
Solution to LeetCode 309 Best Time to Buy and Sell Stock with Cooldown & LeetCode 714 Best Time to Buy and Sell Stoc
2022-03-05 Dynamic Programming
Dynamic Programming Stock
LC 121 & LC 122 & LC 123 & LC 188 LC 121 & LC 122 & LC 123 & LC 188
Solution to LeetCode 121 Best Time to Buy and Sell Stock & LeetCode 122 Best Time to Buy and Sell Stock II & Lee
2022-03-04 Dynamic Programming
Dynamic Programming Stock
LC 152 LC 152
Solution to LeetCode 152 Maximum Product Subarray. LeetCode 152Maximum Product Subarray (Medium). [link] To find the max
2022-03-03 Dynamic Programming
Dynamic Programming
LC 740 LC 740
Solution to LeetCode 740 Delete and Earn. LeetCode 740Delete and Earn (Medium). [link] 1] Bottom-up DP class Solution(ob
2022-03-02 Dynamic Programming
Dynamic Programming
LC 70 & LC 746 LC 70 & LC 746
Solution to LeetCode 70 Climbing Stairs & LeetCode 746 Min Cost Climbing Stairs. LeetCode 70Climbing Stairs (Easy).
2022-03-01 Dynamic Programming
Dynamic Programming
LC 561 & LC 628 LC 561 & LC 628
Solution to LeetCode 561 Array Partition I and LeetCode 628 Maximum Product of Three Numbers LeetCode 561Array Partition
2022-02-28 Greedy
Greedy
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