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MathNet 2022-part-03 — 197 problems (EN–VI) Question 27

Math Olympiad Vault · MathNet 2022-part-03 — 197 problems (EN–VI)

Question 27

Is it possible to write a permutation of integers on the cells of an infinite table (infinite from all sides) such that the sequence of numbers in each column from bottom to top and also in each row from left to right be increasing?