png 120 120 hw1cubicc.png

xyc 100.5 30.5  #000000
xyc 23 99       #000000
xyc 10.5 20.5   #000000
xyc 103 89      #000000

cubicc 2 4 1 3 #0000ff
cubicc 1 2 3 4 #00ff00
cubicc 1 4 2 1 #ff0000