/// <summary>
/// (x, y) の状態を返しますよ
/// </summary>
/// <param name="x">The x coordinate.</param>
/// <param name="y">The y coordinate.</param>
public ReversiMark At(int x, int y)
{
ReversiBoard.AssertIsIn(x, y);
return(this.board [size * y + x]);
}
/// <summary>
/// (x,y) を mark にする。ひっくり返すとかしません
/// </summary>
/// <param name="x">x座標( 0 <= x <= 7 )</param>
/// <param name="y">y座標( 0 <= x <= 7 )</param>
/// <param name="mark">Mark.</param>
public void Set(int x, int y, ReversiMark mark)
{
ReversiBoard.AssertIsIn(x, y);
this.board [size * y + x] = mark;
}
