1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)公仔箱論壇) u. N _! J# D
For 3, take bag 1 & 2
' J+ M# m# W7 S# o+ F5 t Utvb now,tvbnow,bttvbFor 12, take bag 3 & 4公仔箱論壇& } J# c8 B4 R5 ]9 i6 Z$ U
So any nos. within 1,000 can be made by these 10 bags combination. |