KöMaL 2021 B5149
In how many different ways is it possible to fill in a table with the numbers so that however 6 fields are selected, all lying in different rows and in different columns, the sum of the numbers in 6 such fields should always be the same?
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.