1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)5.39.217.77:8898; s* n: J& X' q4 D* [4 v8 ~
For 3, take bag 1 & 2tvb now,tvbnow,bttvb( ?1 ~, z( I! g& h2 x% G
For 12, take bag 3 & 4. ^( y: R5 ~ ^1 k# h
So any nos. within 1,000 can be made by these 10 bags combination. |