27.09.2019, 11:39
8.9 and other pentomino puzzles:
is it ok to shade one pento, to write for another pento for example yyyyy in five adjacent cells and connect five other cells with lines for a third pentoregion?
is it ok to shade one pento, to write for another pento for example yyyyy in five adjacent cells and connect five other cells with lines for a third pentoregion?