pp_orange

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已解決的問題：共 49 道題

217 602 618 784 787 788 801 905 906 990 997 1853 1854 1855 2209 3724 4217 4283 4552 4666 4669 4786 4788 4789 4795 4836 5089 5566 6354 6527 7216 7640 8332 8336 9246 9283 9293 9730 10107 11302 21403 21566 21792 21793 21794 21807 21809 21838 21860

嘗試過的問題：共 7 道題

464 786 1005 6528 8785 9285 14311

命制的問題：共 0 道題

無

Virtual Participations：共 1 场比赛

Name	Start time
Petrozavodsk Summer 2017. Day 2. U of Bucharest Contest	2025-09-24 19:29:18