Revision history of "2021 EGMO Problems"

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  • (cur | prev) 13:07, 24 December 2022Mathjams (talk | contribs). . (2,978 bytes) (+2,978). . (Created page with "==Day 1== ===Problem 1=== The number 2021 is fantabulous. For any positive integer <math>m</math>, if any element of the set <math>\{m, 2m+1, 3m\}</math> is fantabulous, then...")