1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)公仔箱論壇( h# g% S8 T: b( ], `5 q. C
For 3, take bag 1 & 2
6 ^7 k1 G3 t9 [! u4 q8 P f4 p9 W公仔箱論壇For 12, take bag 3 & 4* D1 N& m% n v2 W
So any nos. within 1,000 can be made by these 10 bags combination. |