142 problems

ID Problem Show tags Hide tags AC / Tried Difficulty
15512 P15453  [JOI 2026 SemiFinal] 衣服 / Clothes 0 / 0 4
15513 P15454  [JOI 2026 SemiFinal] 川下り / River Rafting 0 / 0 6
15514 P15455  [JOI 2026 SemiFinal] 新たな橋 / New Bridge 0 / 0 6
15515 P15456  [JOI 2026 SemiFinal] 奇妙な機械 / Strange Machine 0 / 0 7
15793 P15806  [JOI 2013 Final] 電飾 0 / 0 2
15794 P15807  [JOI 2013 Final] IOI 列車で行こう 0 / 0 3
15795 P15808  [JOI 2013 Final] 現代的な屋敷 0 / 0 4
15796 P15809  [JOI 2013 Final] JOIOI の塔 0 / 0 4
15797 P15810  [JOI 2013 Final] バブルソート 0 / 0 6
15799 P15811  [JOI 2014 Final] JOI 紋章 0 / 0 3
15800 P15812  [JOI 2014 Final] IOI 饅頭 0 / 0 3
15801 P15813  [JOI 2014 Final] バームクーヘン 0 / 0 4
15802 P15814  [JOI 2014 Final] フクロモモンガ 0 / 0 5
15803 P15815  [JOI 2014 Final] 切り取り線 0 / 0 6
15805 P15816  [JOI 2015 Final] 鉄道旅行 0 / 0 3
15806 P15817  [JOI 2015 Final] ケーキの切り分け２ 0 / 0 4
15807 P15818  [JOI 2015 Final] JOI 公園 0 / 0 4
15808 P15819  [JOI 2015 Final] 舞踏会 0 / 0 6
15809 P15820  [JOI 2015 Final] 城壁 0 / 0 5
15810 P15821  [JOI Open 2013] Vote-Value Disparity 0 / 0 (None)
15811 P15822  [JOI Open 2013] Synchronization 0 / 0 (None)
15812 P15823  [JOI Open 2013] Watching 0 / 0 4
15813 P15824  [JOI Open 2014] Factories 0 / 0 (None)
15814 P15825  [JOI Open 2014] Fortune Telling 2 0 / 0 (None)
15815 P15826  [JOI Open 2014] Space Pirate 0 / 0 (None)
15816 P15827  [JOI Open 2014] Project of Migration 0 / 0 (None)
15817 P15828  [JOI Open 2014] Pinball 0 / 0 (None)
15818 P15829  [JOI Open 2014] Secret 0 / 0 (None)
15819 P15830  [JOI Open 2015] Colored Tiles 0 / 0 (None)
15820 P15831  [JOI Open 2015] Election Campaign 0 / 0 (None)
15821 P15832  [JOI Open 2015] Sterilizing Spray 0 / 0 5
15864 P15939  [JOI Final 2026] 传奇团子吃家 / Legendary Dango Eater 0 / 0 6
15865 P15940  [JOI Final 2026] 花园 3 / Garden 3 0 / 0 6
15908 P15943  [JOI Final 2026] JOI 之旅 2 / JOI Tour 2 0 / 0 7
15919 P15944  [JOI Final 2026] 传送机 2 / Teleporter 2 0 / 0 6
15920 P15945  [JOI Final 2026] 雨落三角 / Triangular Rainfall 0 / 0 7
15921 P15946  [JOI Final 2026] 稻草人 2 / Scarecrows 2 0 / 0 6
15922 P15947  [JOI Final 2026] 集邮 5 / Collecting Stamps 5 0 / 0 6
15923 P15948  [JOI Final 2026] 面包师 / Baker 0 / 0 6
15924 P15949  [JOI Final 2026] JOI 国的节日 3 / Festivals in JOI Kingdom 3 0 / 0 7
16167 P16167  [JOI 2026 二次预选] JOI 消去器 / JOI Eliminator 0 / 0 (None)
16168 P16168  ABC 0 / 0 (None)

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