ID Problem Show tags Hide tags AC / Tried Difficulty
7473 P8186   [USACO22FEB] Redistributing Gifts S 0 / 0 6
7474 P8187   [USACO22FEB] Robot Instructions S 0 / 0 7
7475 P8188   [USACO22FEB] Email Filing S 0 / 0 6
7476 P8189   [USACO22FEB] Redistributing Gifts G 0 / 0 8
7477 P8190   [USACO22FEB] Cow Camp G 0 / 0 7
7478 P8191   [USACO22FEB] Moo Network G 0 / 0 6
7469 P8192   [USACO22FEB] Paint by Rectangles P 0 / 0 9
7479 P8193   [USACO22FEB] Sleeping in Class P 0 / 0 8
7480 P8194   [USACO22FEB] Phone Numbers P 0 / 0 9
7513 P8207   [THUPC 2022 初赛] 最小公倍树 2 / 2 7
7514 P8208   [THUPC 2022 初赛] 骰子旅行 0 / 0 7
7515 P8209   [THUPC 2022 初赛] 赛程制定 0 / 0 8
7516 P8210   [THUPC 2022 初赛] 造计算机 0 / 0 6
7517 P8211   [THUPC 2022 初赛] 搬砖 0 / 0 8
7518 P8212   [THUPC 2022 初赛] 喵喵花園 0 / 0 8
7519 P8213   [THUPC 2022 初赛] 挑战 0 / 0 7
7520 P8214   [THUPC2022 初赛] 赫露艾斯塔 0 / 0 (None)
7521 P8215   [THUPC 2022 初赛] 分组作业 1 / 4 8
7522 P8216   [THUPC 2022 初赛] 画图 0 / 2 7
7523 P8217   [THUPC 2022 初赛] 数正方体 0 / 0 6
7542 P8251   [NOI Online 2022 提高组] 丹钓战 0 / 0 7
7544 P8252   [NOI Online 2022 提高组] 讨论 0 / 0 7
7543 P8253   [NOI Online 2022 提高组] 如何正确地排序 0 / 0 8
7545 P8254   [NOI Online 2022 入门组] 王国比赛 0 / 0 1
7546 P8255   [NOI Online 2022 入门组] 数学游戏 0 / 0 7
7547 P8256   [NOI Online 2022 入门组] 字符串 0 / 0 7
7548 P8257   [CTS2022] 普罗霍洛夫卡 0 / 0 9
7549 P8258   [CTS2022] 独立集问题 0 / 0 9
7550 P8259   [CTS2022] 回 0 / 0 9
7551 P8260   [CTS2022] 燃烧的呐球 0 / 0 9
7552 P8261   [CTS2022] 袜子 0 / 0 9
7553 P8262   [CTS2022] 隆 0 / 0 9
7558 P8266   [USACO22OPEN] Photoshoot B 0 / 0 6
7559 P8267   [USACO22OPEN] Counting Liars B 0 / 0 3
7560 P8268   [USACO22OPEN] Alchemy B 0 / 0 5
7561 P8269   [USACO22OPEN] Visits S 0 / 0 6
7562 P8270   [USACO22OPEN] Subset Equality S 0 / 0 7
7563 P8271   [USACO22OPEN] COW Operations S 0 / 0 6
7564 P8272   [USACO22OPEN] Apple Catching G 0 / 0 7
7565 P8273   [USACO22OPEN] Pair Programming G 0 / 0 7
7566 P8274   [USACO22OPEN] Balancing a Tree G 0 / 0 7
7567 P8275   [USACO22OPEN] 262144 Revisited P 0 / 0 9
7568 P8276   [USACO22OPEN] Hoof and Brain P 0 / 0 9
7569 P8277   [USACO22OPEN] Up Down Subsequence P 0 / 0 8
7582 P8289   [省选联考 2022] 预处理器 0 / 0 6
7583 P8290   [省选联考 2022] 填树 0 / 0 8
7585 P8291   [省选联考 2022] 学术社区 0 / 0 9
7588 P8292   [省选联考 2022] 卡牌 0 / 0 8
7589 P8293   [省选联考 2022] 序列变换 0 / 0 9
7590 P8294   [省选联考 2022] 最大权独立集问题 0 / 0 9
7457 P8310   〈 TREEのOI 2022 Spring 〉Essential Operations 0 / 0 7
7209 P8311   [COCI 2021/2022 #4] Autići 0 / 0 3
7210 P8312   [COCI 2021/2022 #4] Autobus 1 / 1 5
7211 P8313   [COCI 2021/2022 #4] Izbori 0 / 0 8
7213 P8314   [COCI 2021/2022 #4] Parkovi 0 / 0 8
7212 P8315   [COCI 2021/2022 #4] Šarenlist 0 / 0 7
6282 P8318   『JROI-4』淘气的猴子 0 / 0 3
5828 P8319   『JROI-4』分数 0 / 0 5
7367 P8321   『JROI-4』沈阳大街 2 0 / 0 8
7576 P8324   [COCI 2021/2022 #5] Kemija 0 / 0 3
7577 P8325   [COCI 2021/2022 #5] Dijamant 0 / 0 5
7584 P8326   [COCI 2021/2022 #5] Fliper 0 / 0 8
7586 P8327   [COCI 2021/2022 #5] Radio 0 / 0 8
7587 P8328   [COCI 2021/2022 #5] Usmjeravanje 0 / 0 8
7603 P8329   [ZJOI2022] 树 0 / 0 9
7604 P8330   [ZJOI2022] 众数 0 / 0 9
7605 P8331   [ZJOI2022] 简单题 0 / 0 9
7610 P8332   [ZJOI2022] 面条 0 / 0 9
7611 P8333   [ZJOI2022] 计算几何 0 / 0 9
7612 P8334   [ZJOI2022] 深搜 0 / 0 9
7628 P8338   [AHOI2022] 排列 0 / 0 8
7629 P8339   [AHOI2022] 钥匙 0 / 0 8
7630 P8340   [AHOI2022] 山河重整 0 / 0 9
7632 P8341   [AHOI2022] 回忆 0 / 0 9
7627 P8342   [COCI 2021/2022 #6] Med 0 / 0 3
7631 P8343   [COCI 2021/2022 #6] Zemljište 0 / 0 5
7642 P8349   [SDOI/SXOI2022] 整数序列 0 / 0 8
7643 P8350   [SDOI/SXOI2022] 进制转换 0 / 0 9
7644 P8351   [SDOI/SXOI2022] 子串统计 0 / 0 9
7639 P8352   [SDOI/SXOI2022] 小 N 的独立集 0 / 0 8
7640 P8353   [SDOI/SXOI2022] 无处存储 0 / 0 9
7641 P8354   [SDOI/SXOI2022] 多边形 0 / 0 9
7653 P8359   [SNOI2022] 垃圾回收 1 / 5 6
7654 P8360   [SNOI2022] 军队 0 / 0 8
7655 P8361   [SNOI2022] 倍增 0 / 0 8
7656 P8362   [SNOI2022] 数位 0 / 0 9
7661 P8365   [LNOI2022] 吃 1 / 2 7
7662 P8366   [LNOI2022] 题 0 / 0 7
7663 P8367   [LNOI2022] 盒 0 / 0 9
7664 P8368   [LNOI2022] 串 0 / 0 9
7675 P8374   [APIO2022] 火星 1 / 2 9
7676 P8375   [APIO2022] 游戏 0 / 0 9
7677 P8376   [APIO2022] 排列 0 / 0 8
7695 P8391   [BalticOI 2022] Event Hopping (Day1) 0 / 0 8
7696 P8392   [BalticOI 2022] Uplifting Excursion (Day1) 0 / 0 8
7697 P8393   [BalticOI 2022] Stranded Far From Home (Day2) 0 / 0 8
7698 P8394   [BalticOI 2022] Boarding Passes (Day2) 0 / 0 8
7679 P8395   [CCC 2022 S1] Good Fours and Good Fives 0 / 0 3
7680 P8396   [CCC 2022 S2] Good Groups 0 / 0 5
7684 P8397   [CCC 2022 S3] Good Samples 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.