1, 2, 4, 8, 16, 32, 64, 128, 256, 489 in 10 bags (Total 1,000)
% u r, s' O; C; g( S+ u5.39.217.77:8898For 3, take bag 1 & 2
) _: |. |4 R _# V/ ~1 Q3 \4 t3 zFor 12, take bag 3 & 4
! j- u- K* Y; M+ M W* b1 cSo any nos. within 1,000 can be made by these 10 bags combination. |