Apex problems

0 / 37 solved

Practice Apex by data structure. Pick a problem, write your solution, and run it against a secure sandbox for instant pass/fail feedback.

Strings

Normalize the Imported CodesBasic Fix the Backwards Product CodesBasic Audit the Vowel DensityBasic Validate the Reversible ReferenceIntermediate Flip the Address Line OrderIntermediate Generate the Contact MonogramIntermediate

Integers

Compute the Checksum SeedBasic Tally the Divisible SlotsBasic Size the Arrangement SpaceBasic Reduce the Billing RatioIntermediate Flag the Indivisible TokenIntermediate Weigh the Permission FlagsIntermediate

Lists

Total the Daily ReceiptsBasic Find the Top BidBasic Isolate the Even BatchesBasic Replay the Events BackwardsBasic Name the Runner-UpIntermediate Chart the Cumulative RevenueIntermediate Advance the Shift RotationIntermediate Sum the Imported AmountsIntermediate Order the Queue by HandAdvanced

Sets

Collapse the Duplicate Record IdsBasic Size the Combined AudienceBasic Staff the Joint ProjectIntermediate List the Lapsed MembersIntermediate Detect the Repeated EntryIntermediate

Maps

Rank the Search TermsBasic Bucket Names into a DirectoryIntermediate Build the Reverse LookupIntermediate Crown the Top PerformerIntermediate Total Spend per CustomerAdvanced

Mixed

Deduplicate the Activity FeedIntermediate Merge the Nested BatchesIntermediate Profile the Character MixIntermediate Label the Cadence SlotsIntermediate Surface the Repeat OffendersAdvanced The Letter-Match PuzzleAdvanced