149 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
11087 P11502   [ROIR 2019] 配对 (Day 2) 0 / 0 9
11150 P11531   [THUPC 2025 初赛] 检查站 0 / 0 9
11520 P11879   [威海市赛2024] 速成之道 0 / 0 7
11993 P12081   基础构造练习题 2（P11635 加强版） 0 / 0 (None)
12604 P12824   [NERC 2021] Kingdom Partition 0 / 0 (None)
12672 P12901   [NERC 2020] Button Lock 0 / 0 9
12794 P12995   [GCJ 2022 #2] Saving the Jelly 0 / 0 9
12802 P13003   [GCJ 2022 Finals] Slide Parade 0 / 0 9
12857 P13052   [GCJ 2020 Qualification] Indicium 0 / 0 9
12884 P13074   [GCJ 2020 Finals] Replace All 0 / 0 9
13157 P13153   [GCJ 2018 Finals] Jurisdiction Restrictions 0 / 0 9
13233 P13226   [GCJ 2015 #2] Bilingual 0 / 0 9
13243 P13236   [GCJ 2015 Finals] Taking Over The World 0 / 0 (None)
13454 P13442   [GCJ 2009 #2] Stock Charts 0 / 0 9
13463 P13451   [GCJ 2009 Finals] Wi-fi Towers 0 / 0 9
13503 P13490   [GCJ 2008 Finals] The Year of Code Jam 0 / 0 9
13738 P13771   [CERC 2021] Regional development 0 / 0 7
13796 P13847   [CERC 2023] Cakes 0 / 0 7
13872 P13955   [ICPC 2023 Nanjing R] 延伸距离 0 / 0 (None)
14050 P14122   [SCCPC 2021] Direction Setting 0 / 0 8
12984 P14141   「SFMOI Round II」Strange Mortar Game（Part1） 0 / 0 9
14411 P14457   [ICPC 2025 Xi'an R] Killing Bits 0 / 0 9
14364 P14578   【模板】无源汇上下界可行流 0 / 0 9
14365 P14579   【模板】有源汇上下界最大流 0 / 0 9
14366 P14580   【模板】有源汇上下界最小流 0 / 0 9
14730 P14718   [RMI 2025] 松鼠 / Squirrel 0 / 0 9
14854 P14821   [ICPC 2023 Yokohama R] Task Assignment to Two Employees 0 / 0 9
14872 P14832   [THUPC 2026 初赛] Unpair Ampere 0 / 0 9
14860 P14844   [ICPC 2022 Yokohama R] Secure the Top Secret 0 / 0 (None)
14933 P14885   [ICPC 2019 Yokohama R] Draw in Straight Lines 0 / 0 (None)
14604 P14940   「FAOI-R10」春运 0 / 0 9
15055 P15011   [UOI 2019 II Stage] 土豆 0 / 0 9
15043 P15082   [ICPC 2024 Chengdu R] Magical Set 0 / 0 9
15529 P15597   [ICPC 2020 Jakarta R] Writing Tasks 0 / 0 9
15956 P15903   [TOPC 2025] Move Stone 0 / 0 8
15991 P15936   [TOPC 2021] A Hard Problem 0 / 0 9
15992 P15937   [TOPC 2021] ICPC Kingdom 0 / 0 (None)
16247 P16312   [ICPC 2023 Jinan R] 我只想要…多一个… 0 / 0 9
16424 P16443   [XJTUPC 2026] 矩阵拆分 0 / 0 9
16863 P16948   「LAOI-18」Two Tree Triples 0 / 0 (None)
17267 P17019   [ROI 2026 Day1] 泰莫利亚的调查 0 / 0 9
17307 P17060   [NWERC 2022] Last Guess 0 / 0 8
16751 P17102   [ICPC 2017 Qingdao R] Our Journey of Xian Ends 0 / 0 9
16756 P17150   [ICPC 2017 Xi'an R] Naomi with Graph 0 / 0 9
17374 P17199   [KOI 2026 #2] 工厂 0 / 0 9
16786 P17223   [ICPC 2017 Nanning R] The Maximum Unreachable Node Set 0 / 0 8
16806 P17326   [ICPC 2018 Nanjing R] Magic Potion 0 / 0 8
16660 P17410   【MX-X31-T6】「FAOI-R14」数据生成器 0 / 0 (None)
17454 P17412   【MX-X31-T6】「FAOI-R14」数据生成器（加强版） 0 / 0 (None)

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