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1980 All Soviet Union Mathematical Olympiad
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Part of
1980 All Soviet Union Mathematical Olympiad
Problems
(1)
ASU 286 All Soviet Union MO 1980 35 containers, 3 metric tons each, 18 total
Source:
7/19/2019
The load for the space station "Salute" is packed in containers. There are more than
35
35
35
containers, and the total weight is
18
18
18
metric tons. There are
7
7
7
one-way transport spaceships "Progress", each able to bring
3
3
3
metric tons to the station. It is known that they are able to take an arbitrary subset of
35
35
35
containers. Prove that they are able to take all the load.
combinatorics
algebra