C half

C halfC halfC halfC halfC halfC half
C halfC halfC halfC halfC halfC half
C halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC halfC half