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LegendaryGrandmaster's blog

By LegendaryGrandmaster, 6 years ago, In English,

I need help in solving 441E - Валера и число. The editorial was very brief. I am a beginner and am not very familiar with such problems. Can somebody please give me a detailed explanation (in good english) of his or her solution including how such solutions can be arrived upon?

Thanks!

 
 
 
 
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