Всем привет! На IZHO 2015 была задача "Безумие и отвага" , разбор не нашел, а как решать непонятно вовсе. Какая-то sqrt-декомпозиция, но вот какая? Заранее спасибо!
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Codeforces Round 940 (Div. 2) and CodeCraft-23
39:52:28
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Codeforces Round 940 (Div. 2) and CodeCraft-23
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