ID Problem Show tags Hide tags AC / Tried Difficulty
18864 P13356   [GDCPC 2024] 图 0 / 0 8
18944 P13427   [COCI 2020/2021 #2] Odasiljaci 0 / 0 5
19008 P13489   [GCJ 2008 Finals] Bridge Builders 0 / 0 7
19071 P13548   [OOI 2022] Air Reform 0 / 0 9
19353 P13871   [蓝桥杯 2024 省 Java/Python A] 吊坠 0 / 0 6
19558 P14080   [GESP202509 八级] 最小生成树 0 / 0 7
19796 P14362   [CSP-S 2025] 道路修复 0 / 0 7
19847 P14415   [JOISC 2015] 遗产继承 / Inheritance 0 / 0 7
19860 P14422   [JOISC 2014] 水壶 / Water Bottle 0 / 0 7
19929 P14484   [集训队互测 2018] 最小方差生成树 0 / 0 9
19934 P14489   [集训队互测 2018] 小修和小栋生成树 0 / 0 9
19973 P14548   [IO 2024 #3] 拯救波利尼西亚 0 / 0 6
20234 P14857   [ICPC 2021 Yokohama R] Planning Railroad Discontinuation 0 / 0 9
20238 P14861   [ICPC 2021 Yokohama R] "Even" Division 0 / 0 8

Categories

Lucky

Pick a problem randomly based on the current filter.