☆─────────────────────────────────────☆
seeking (恣意妄为) 于 (Thu Apr 17 21:04:00 2008) 提到:
You have a cube and 6 unique paint colors. You want to paint the
faces of the cube with different colors. In how many colors you can paint
the cube? If a cube is rotated and we get the same orientation of colors
then its considered the same paint job
☆─────────────────────────────────────☆
CaliCat (Lush Life) 于 (Thu Apr 17 21:10:23 2008) 提到:
30
