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🧩 Challenges · C#

Build it, break it, predict it, or recall it. Pick a challenge and prove you've got it.

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bug hunt basics

debug
easy medium hard

bug hunt objects

debug
easy medium hard

bug hunt async

debug
easy medium hard

code review services

debug
easy medium hard

predict loop output

predict
easy medium hard

predict linq result

predict
easy medium hard

recall numbers and conversions

recall
easy medium hard

recall values references records

recall
easy medium hard

recall null toolkit

recall
easy medium hard

recall linq when and what

recall
easy medium hard

recall exceptions reference

recall
easy medium hard

recall async rules

recall
easy medium hard

recall build and project settings

recall
easy medium hard

recall nuget versions

recall
easy medium hard

recall di lifetimes

recall
easy medium hard

recall configuration layers

recall
easy medium hard

recall string facts

recall
easy medium hard

recall dates and times

recall
easy medium hard

build a counting loop

construct
easy medium hard

build a running total

construct
easy medium hard

build a filter loop

construct
easy medium hard

build a helper function

construct
easy medium hard