#oop

Ultimate tic-tac-toe
CodingHebbia
▲ 00 solutions
Recipe shopping cart with bulk discounts
CodingDecagon
▲ 00 solutions
Shopping cart with discounts, undo and redo
CodingMediumDecagon
▲ 01 solution
Todo list system design in code
CodingNotion
▲ 00 solutions
Page permission management
CodingMediumNotion
▲ 01 solution
Nested todo list with subtasks
CodingMediumNotion
▲ 01 solution
Bank ledger with two-step transfers and merges
CodingMediumAnthropic
▲ 01 solution
Anthropic OA: leveled in-memory record store
CodingMediumAnthropicMicrosoft AIAirbnbMeta
▲ 01 solution