ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2979 P2299   Mzc和体委的争夺战 0 / 0 3
3090 P2317   [HNOI2005] 星际贸易 0 / 0 6
3128 P2349   金字塔 0 / 0 4
3153 P2371   [国家集训队] 墨墨的等式 0 / 0 5
3277 P2407   [SDOI2009] 地图复原 0 / 0 5
3276 P2410   [SDOI2009] 最优图像 0 / 0 6
3278 P2446   [SDOI2010] 大陆争霸 0 / 0 5
3299 P2483   【模板】k 短路 / [SDOI2010] 魔法猪学院 0 / 0 7
3322 P2505   [HAOI2012] 道路 0 / 0 6
3352 P2537   [AHOI2005] 穿越磁场 0 / 0 6
3439 P2622   关灯问题II 0 / 0 3
3573 P2761   软件补丁问题 0 / 0 4
3697 P2865   [USACO06NOV] Roadblocks G 0 / 0 5
3700 P2868   [USACO07DEC] Sightseeing Cows G 0 / 0 6
3708 P2876   [USACO07JAN] Problem Solving G 0 / 0 5
3717 P2885   [USACO07NOV] Telephone Wire G 0 / 0 5
3718 P2886   [USACO07NOV] Cow Relays G 0 / 0 5
1785 P2888   [USACO07NOV] Cow Hurdles S 10 / 24 3
3741 P2910   [USACO08OPEN] Clear And Present Danger S 0 / 0 3
3765 P2934   [USACO09JAN] Safe Travel G 0 / 0 6
1791 P2935   [USACO09JAN] Best Spot S 8 / 10 3
3767 P2937   [USACO09JAN] Laserphones S 0 / 0 4
3768 P2938   [USACO09FEB] Stock Market G 0 / 0 4
3769 P2939   [USACO09FEB] Revamping Trails G 0 / 0 4
3781 P2951   [USACO09OPEN] Hide and Seek S 0 / 0 3
3796 P2966   [USACO09DEC] Cow Toll Paths G 0 / 0 5
3814 P2984   [USACO10FEB] Chocolate Giving S 0 / 0 3
3830 P3001   [USACO10DEC] Big Macs Around the World G 0 / 0 5
3832 P3003   [USACO10DEC] Apple Delivery S 0 / 0 3
3835 P3006   [USACO11JAN] Bottleneck G 0 / 0 6
3849 P3020   [USACO11MAR] Package Delivery S 0 / 0 3
3865 P3036   [USACO16DEC] Lasers and Mirrors G 0 / 0 5
3881 P3053   [USACO12OPEN] Unlocking Blocks S 0 / 0 5
3891 P3063   [USACO12DEC] Milk Routing S 0 / 0 4
3930 P3102   [USACO14FEB] Secret Code S 0 / 0 5
3934 P3106   [USACO14OPEN] Dueling GPSs S 0 / 0 5
3938 P3110   [USACO14DEC] Piggy Back S 0 / 0 5
3943 P3115   [USACO15JAN] Cow Routing S 0 / 0 5
3953 P3125   [USACO15OPEN] Bessie's Birthday Buffet S 0 / 0 5
4008 P3171   [CQOI2015] 网络吞吐量 0 / 0 6
4075 P3238   [HNOI2014] 道路堵塞 0 / 0 7
4096 P3259   [JLOI2014] 路径规划 0 / 0 6
4112 P3275   [SCOI2011] 糖果 0 / 0 5
4187 P3350   [ZJOI2016] 旅行者 0 / 0 6
1783 P3371   【模板】单源最短路径(弱化版) 13 / 36 3
4199 P3393   逃离僵尸岛 0 / 0 4
4260 P3418   [POI 2005] PUN-Points 0 / 0 6
4293 P3451   [POI 2007] ATR-Tourist Attractions 0 / 0 6
4331 P3489   [POI 2009] WIE-Hexer 0 / 0 5
3223 P3632   [APIO2011] 寻路 0 / 0 6

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