1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)公仔箱論壇/ v' J* k( N: }/ e/ b$ i
For 3, take bag 1 & 2tvb now,tvbnow,bttvb8 h5 `! p! O* W) b2 Z
For 12, take bag 3 & 4
0 r' N# }! R) U' I( d/ t- P9 SSo any nos. within 1,000 can be made by these 10 bags combination. |