1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)7 M8 \9 X- s% x" q6 U& |# }/ R4 _" P
For 3, take bag 1 & 2公仔箱論壇8 \) \; g- i8 |& @8 p! X
For 12, take bag 3 & 4公仔箱論壇: J' \& O. W. |* V: P: V
So any nos. within 1,000 can be made by these 10 bags combination. |