1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)5.39.217.761 G* \. z1 @. s1 z5 I/ u# N% y* c
For 3, take bag 1 & 2
& j) i* T: s+ O- }6 L: t6 p' |公仔箱論壇For 12, take bag 3 & 46 g6 w( v- X8 t5 I6 ?! G
So any nos. within 1,000 can be made by these 10 bags combination. |