LLD - Design — Chess GameWhy is it important to check that the king does not pass through or end on an attacked square during castling?ABecause the rook must not be attackedBBecause the king must capture an opponent pieceCBecause pawns block the king's pathDBecause castling is illegal if the king moves through or into checkCheck Answer
Step-by-Step SolutionSolution:Step 1: Recall castling safety rulesThe king cannot castle if it moves through or ends on a square under attack.Step 2: Understand the reasonThis rule prevents the king from moving into check, which is illegal.Final Answer:Because castling is illegal if the king moves through or into check -> Option DQuick Check:King safety during castling = B [OK]Quick Trick: King cannot move through or into check when castling [OK]Common Mistakes:Focusing on rook safety instead of kingIgnoring attacked squaresThinking king must capture during castling
Master "Design — Chess Game" in LLD9 interactive learning modes - each teaches the same concept differentlyLearnWhyDeepArchTryChallengeDesignRecallScale
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