2023 PAT exam (Advanced level) in winter Dec.12nd
A-1FillintheNumbersA-2PeekMaxinStackA-3A+BwithBinarySearchTreesA-4TransportationHubA-1FillintheNumbersdiagonalthiswordisthemostimportkeyinthisquestion.Asmanypeopledon’tknowthemeaningofthatincludingme,