目標
將死對手的王(King)。
特殊規則
- 王車易位:王和車同時移動
- 過路兵(En Passant):棋子從側翼吃過路兵
- 兵升變:兵抵達底線可升格
操作
AI 難度
- 簡單:隨機
- 中等:minimax 深度 2
- 困難:minimax 深度 4 + PST
Goal
Checkmate the opponent's King.
Special Rules
- Castling: King and Rook move simultaneously
- En Passant: pawn captures a passing pawn
- Pawn Promotion: pawn reaching the back rank can promote
Controls
- Click a piece to select, then click a destination to move
- Valid squares are highlighted
AI Difficulty
- Easy: random moves
- Medium: minimax depth 2
- Hard: minimax depth 4 + PST