santanashk

1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)
0 t4 j% j) ?/ J2 u5 g8 FFor 3, take bag 1 & 2公仔箱論壇) L5 f9 t, ~0 G  v7 ~& h, q
For 12, take bag 3 & 49 @* M( K" T, I  ?+ t
So any nos. within 1,000 can be made by these 10 bags combination.