58 problems

  • 1
ID Problem Show tags Hide tags AC / Tried Difficulty
5942 P1856   [IOI 1998 / USACO5.5] 矩形周长 Picture 0 / 0 7
7294 P3117   [USACO15JAN] Cow Rectangles G 0 / 0 7
7431 P3246   [HNOI2016] 序列 0 / 0 8
8059 P3997   [SHOI2013] 扇形面积并 0 / 0 8
9600 P5490   【模板】扫描线 & 矩形面积并 0 / 0 7
10101 P5987   [PA 2019] Terytoria 0 / 0 8
10876 P6727   [COCI 2015/2016 #5] OOP 0 / 0 8
11192 P6940   [ICPC 2017 WF] Visual Python++ 0 / 0 7
11551 P7293   [USACO21JAN] Sum of Distances P 0 / 0 7
11640 P7416   [USACO21FEB] No Time to Dry P 0 / 0 7
11816 P7530   [USACO21OPEN] United Cows of Farmer John P 0 / 0 8
12518 P8061   [JSOI2016] 炸弹攻击1 - 数据加强版 0 / 0 9
12376 P8146   [JRKSJ R4] risrqnis 0 / 0 8
12621 P8192   [USACO22FEB] Paint by Rectangles P 0 / 0 9
11064 P8648   [蓝桥杯 2017 省 A] 油漆面积 0 / 0 5
13016 P8734   [蓝桥杯 2020 国 A] 奇偶覆盖 0 / 0 7
12836 P9201   「GMOI R2-T4」电子木鱼 0 / 0 9
13674 P9288   [ROI 2018] Innophone 0 / 0 9
14060 P9478   [NOI2023] 方格染色 0 / 0 7
14131 P10096   [ROIR 2023] 扫地机器人 (Day 1) 0 / 0 7
15635 P10763   [BalticOI 2024] Tiles 0 / 0 8
15700 P10814   【模板】离线二维数点 0 / 0 6
15842 P11191   「KDOI-10」超级演出 0 / 0 8
15657 P11488   「Cfz Round 5」Zhòng shù 0 / 0 8
16089 P11625   [迷宫寻路 Round 3] 迷宫寻路大赛 0 / 0 7
16545 P11664   [JOI 2025 Final] 缆车 / Mi Teleférico 0 / 0 8
16540 P11677   [USACO25JAN] Shock Wave P 0 / 0 9
16963 P12019   [NOISG 2025 Finals] Flooding 0 / 0 9
17117 P12144   [蓝桥杯 2025 省 A] 地雷阵 0 / 0 6
16677 P12247   跳舞机 0 / 0 6
17379 P12473   [集训队互测 2024] 基础 01? 练习题 0 / 0 9
17565 P12699   [KOI 2022 Round 2] 红蓝 0 / 0 7
17894 P13043   [GCJ 2021 Finals] Cutting Cake 0 / 0 8
17920 P13069   [GCJ 2020 #3] Recalculating 0 / 0 8
18573 P13094   [FJCPC 2025] 帕累托前沿 0 / 0 8
18842 P13334   [GCJ 2012 Finals] Xeno-archaeology 0 / 0 8
18859 P13351   [GDCPC 2024] 田字格 0 / 0 9
19043 P13531   [OOI 2023] A task for substrings / 字符串问题 0 / 0 9
19154 P13649   [NOISG 2016] Panda Ski 0 / 0 7
18506 P13664   「TPOI-5C」mαtrixing ωiθ μ 0 / 0 9
18527 P13665   「TPOI-5D」「僕は…」 0 / 0 9
18449 P13780   「o.OI R2」愿天堂没有分块 0 / 0 8
18927 P13824   「Diligent-OI R2 D」在水一方 0 / 0 6
18513 P13826   [Ynoi Easy Round 2026] 寒蝉鸣泣之时 0 / 0 8
18520 P13841   芳权多 0 / 0 8
19313 P13842   篱莘龙 0 / 0 8
19162 P14140   「SFMOI Round II」Strange Alice Game 0 / 0 7
19648 P14228   [ICPC 2024 Kunming I] 漫步野径 0 / 0 7
19612 P14316   [Aboi Round 2] 礎の花冠 0 / 0 8
18540 P14322   「ALFR Round 11」E 空崎ヒナ 0 / 0 8
19771 P14340   [JOISC 2019] 考试 / Examination 0 / 0 8
19776 P14343   [JOISC 2019] 两个天线 / Two Antennas 0 / 0 8
19797 P14363   [CSP-S 2025] 谐音替换 0 / 0 8
18602 P14380   【MX-S9-T3】「LAOI-16」天外来物 0 / 0 8
19873 P14436   [JOISC 2013] 间谍 / Spy 0 / 0 6
18971 P14523   【MX-S11-T4】Ice Drop 0 / 0 8
20327 P14978   [USACO26JAN1] Mooclear Reactor S 0 / 0 6
20478 P15133   [ROIR 2026] 最后的滑动窗口问题 0 / 0 9
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