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Revision en1, by incra, 2024-10-04 15:10:59

I can't find many nice problems, so please drop some problems even if it's naive!

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  Rev. Lang. By When Δ Comment
en2 English incra 2024-10-05 11:31:02 62
en1 English incra 2024-10-04 15:10:59 138 Initial revision (published)