gray and red white and transparent blue white and red pure black transparent color gray random color

there are 6 large, medium and small, 18 in total 10 in large and medium schools, 20 in total 10 small and medium-sized each, 20 in total 2 for each large, medium and small, 6 in total large size 20 medium 20 large size 10 small size 10 medium 6 small size 20 medium 10 large 6 small size 6 small size 2 small size 1