1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)公仔箱論壇1 w. h$ B. L3 z! Z
For 3, take bag 1 & 2
% C7 f$ i! H6 E3 R& }6 ftvb now,tvbnow,bttvbFor 12, take bag 3 & 4
# H0 x) {' I, N; n$ ~公仔箱論壇So any nos. within 1,000 can be made by these 10 bags combination. |