fedya
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Codeforces Round #260 (Div. 2) B. Fedya and Maths（循环节）_html/css_WEB-ITnose
题目链接：http://codeforces.com/problemset/problem/456/b B. Fedya and Maths time limit per test 1 second memory limit per tes…
题目链接：http://codeforces.com/problemset/problem/456/b B. Fedya and Maths time limit per test 1 second memory limit per tes…
