KöMaL 2019 C1548
Ann selects a few fields of a table. Then row by row and column by column, she tells Bill how many selected fields there are in that row or column. In how many different ways may Ann select her fields so that Bill cannot find out from the given information which fields she selected?
Official text KöMaL. Quoted with source.
Solutions
No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.
Similar problems
These problems have the most words in common with this statement.