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2019
Codeforces 587B Duff in Beach 题解
10-25
Codeforces 1238C Standard Free2play 题解
10-21
Codeforces 1238D AB-string 题解
10-21
Codeforces 309B Context Advertising 题解
09-08
Ural 1217 Unlucky Tickets 题解
09-03
Ural 1238 Folding 题解
08-18
Codeforces 718A Efim and Strange Grade 程序分析
08-18
Ural 1029 Ministry 题解
08-12