Codeforces Round 1133 (Div. 1, Div. 2) is coming soon! Register here. ×

Problem I - Invisible Edges
 
 
 
 
Contest status
 
 
# When Who Problem Lang Verdict Time Memory
396963266 Nov/01/2026 08:11 Ghost participant 北京大学 - 柚子超玩会 (肖岱恩 范斯喆 何钒佑) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963522 Nov/01/2026 08:11 Ghost participant 清华大学 - PERFECT GIRL (邱梓轩 汪直方 刘恒熙) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963628 Nov/01/2026 08:11 Ghost participant Almost Retired Dandelion (Aleksei Daniliuk Oleg Merkurev Yahor Dubovik) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963650 Nov/01/2026 08:11 Ghost participant USA1 (Andrew He Kevin Sun Gennady Korotkevich) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963660 Nov/01/2026 08:11 Ghost participant Fluorite (Qihao Jin Jiawei Liu Jingyu Gou) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963781 Nov/01/2026 08:11 Ghost participant HoMaMaOvO (Riku Kawasaki Masaki Nishimoto Yui Hosaka) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963797 Nov/01/2026 08:11 Ghost participant Arigatou... (Ibuki Mio Tatsuhito Yamagata Yasunori Kinoshita) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963818 Nov/01/2026 08:11 Ghost participant baluteshih (Yu-Jie Lin Hsin-Wei Hou Bo-Ye Wu) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963869 Nov/01/2026 08:11 Ghost participant 西安交通大学 - 世界真奇妙 (方亦晨 陈儒恒 林宸) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963870 Nov/01/2026 08:11 Ghost participant Dvoe protiv vetra (Pavel Mavrin Egor Kulikov Borys Minaiev) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963923 Nov/01/2026 08:11 Ghost participant PKU-1 (Yifan Zhang) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963925 Nov/01/2026 08:11 Ghost participant How to Number Theory (Chung-Chun Huang Yui Hin Arvin Leung Jay Leeds) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396963993 Nov/01/2026 08:11 Ghost participant 北京大学 - 茉莉雨 (黄建恒 赵晟昊 武林) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964020 Nov/01/2026 08:11 Ghost participant Godnotent (Alexander Golovanov Andrey Sergunin Nikolay Budin) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964073 Nov/01/2026 08:11 Ghost participant japan406364961 (Masanori Ogiwara Takuto Koriyama) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964083 Nov/01/2026 08:11 Ghost participant mission239 (Kentaro Matsushita Satoshi Yamakawa Kosuke Kaneshita) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964105 Nov/01/2026 08:11 Ghost participant 南京大学 - Downs with AlgoRhythm (黄哲轩 王鹏超 李林) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964148 Nov/01/2026 08:11 Ghost participant FFTilted (Fedor Romashov Kirill Kudriashov Aleksandr Babin) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964166 Nov/01/2026 08:11 Ghost participant 复旦大学 - 格温的收集者 (姚奕 雷宇轩 沈福麟) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964182 Nov/01/2026 08:11 Ghost participant Why can't WF be more like this...? (Adam Gąsienica-Samek Rafał Mańczyk) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964197 Nov/01/2026 08:11 Ghost participant 同济大学 - 于离别之朝束起约定之花 (高胜寒 靳嘉成 刘诗奇) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964214 Nov/01/2026 08:11 Ghost participant 武汉大学 - 又被霸凌了 (杨岱谦 王加文 陆麟瑞) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964219 Nov/01/2026 08:11 Ghost participant 四川大学 - 算法捕猎队 (黄雨阳 付乙淼 陈启越) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964225 Nov/01/2026 08:11 Ghost participant 香港中文大学(深圳) - Mynoghra (周莫非 王泽诚 陈嘉年) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964251 Nov/01/2026 08:11 Ghost participant 北京大学 - 上床下桌 (汪苏轶 郭权皞 徐佳辰) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964255 Nov/01/2026 08:11 Ghost participant 代码源 - CF皇帝 (杜瑜皓 蒋凌宇 许淇文) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964297 Nov/01/2026 08:11 Ghost participant polyrhythm (Yuma Hamaguchi Yui Tokita Oki Nagasaki) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964334 Nov/01/2026 08:11 Ghost participant #N/A (Masiyuan Niu Tianxiang Zhang Beixiyan Zhang) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964345 Nov/01/2026 08:11 Ghost participant 中国科学技术大学 - 王怡钧蔡俊成李俊辰代表队 (李俊辰 蔡俊成 王怡钧) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964346 Nov/01/2026 08:11 Ghost participant 杭州电子科技大学 - 2026杭电2队 (伍耀文 高书捷 张舟) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964354 Nov/01/2026 08:11 Ghost participant 南京大学 - Stratosphere (陆华均 潘谟天 陈梓睿) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964363 Nov/01/2026 08:11 Ghost participant SHIZUKU (Shogo Amacho Haruka Tonegawa Yamato Kawaue) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964379 Nov/01/2026 08:11 Ghost participant 西安交通大学 - 六兆年零一夜的ACM (薛楠恺 黄万平 李子涵) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964419 Nov/01/2026 08:11 Ghost participant 浙江大学 - 假如像他一样语文 130 (张涵硕 姜圻圣 毛艺婷) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964427 Nov/01/2026 08:11 Ghost participant Spectator mode (Keisuke Korogi Fuma Hidaka Shinji Murakami) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964432 Nov/01/2026 08:11 Ghost participant sysu 2025 Team 1 (Ruijia Dong Derui Kong Mingren Liu) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964440 Nov/01/2026 08:11 Ghost participant 北京大学 - 宇宙冷漠 (张君游 章启莘 徐司丞) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964452 Nov/01/2026 08:11 Ghost participant 打星参赛 - tatani (邱思宇 陶钧) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964453 Nov/01/2026 08:11 Ghost participant UWaterloo Black (Kai Wen Yang) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964468 Nov/01/2026 08:11 Ghost participant 南方科技大学 - 南方科技大学-BlueLagoon (易楚曦 蒲韦坤 陈恺桉) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964484 Nov/01/2026 08:11 Ghost participant One More Chance (Riku Kishida Shu Nagashima Masahiro Inoue) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964490 Nov/01/2026 08:11 Ghost participant 中国科学院大学 - 唉唉焦虑了 (张亲翰 胡格致 陈麒安) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964519 Nov/01/2026 08:11 Ghost participant 哈尔滨工业大学 - 水蓝色黎明 (林家铭 张城玮 王续烨) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964534 Nov/01/2026 08:11 Ghost participant Super Betty (Zexu Shi) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964547 Nov/01/2026 08:11 Ghost participant 上海交通大学 - 蓝二乘 (王一安 林瑞康 容子睿) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964559 Nov/01/2026 08:11 Ghost participant BX29s (Mert Köksal Hoang Xuan Bach Alin Popescu) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964561 Nov/01/2026 08:11 Ghost participant Zombie Bobr (Anton Stepanov Alexey Vasilyev Alexey Mikhnenko) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964587 Nov/01/2026 08:11 Ghost participant saltedfish2tech I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964589 Nov/01/2026 08:11 Ghost participant 中国人民大学 - 睡眠一队 (邓子越 段宇哲 吴致楷) I - Invisible Edges Unknown Accepted 0 ms 0 KB
396964592 Nov/01/2026 08:11 Ghost participant MXXVIII (Yotaro Hokugo Katsuki Ohta Tomoki Matsui) I - Invisible Edges Unknown Accepted 0 ms 0 KB
Sort by: