| 4445 |
[NOI 2024] 树形图
|
0 |
0 |
- |
Aug 03 2025 15:55:01 |
| 4450 |
[NOI 2025] 机器人
|
0 |
0 |
- |
Jul 19 2025 21:27:30 |
| 4451 |
[NOI 2025] 序列变换
|
0 |
0 |
- |
Jul 19 2025 21:30:43 |
| 4452 |
[NOI 2025] 数字树
|
0 |
0 |
- |
Jul 19 2025 21:31:45 |
| 4453 |
[NOI 2025] 三目运算符
|
1 |
4 |
25.00% |
Jul 19 2025 21:37:48 |
| 4454 |
[NOI 2025] 集合
|
0 |
0 |
- |
Jul 19 2025 21:39:32 |
| 4455 |
[NOI 2025] 绝对防御
|
0 |
0 |
- |
Jul 19 2025 22:50:17 |
| 4460 |
[NOI2026] 线段 (segment)
|
2 |
4 |
50.00% |
Jul 28 2026 14:50:32 |
| 4461 |
[NOI2026] 传送 (teleport)
|
1 |
2 |
50.00% |
Jul 28 2026 15:10:40 |
| 4462 |
[NOI2026] 布丁 (pudding)
|
2 |
4 |
50.00% |
Jul 28 2026 16:02:52 |
| 4463 |
[NOI2026] 中位数 (median)
|
1 |
1 |
100.00% |
Jul 28 2026 15:26:13 |
| 4464 |
[NOI2026] 木棉 (kapok)
|
1 |
1 |
100.00% |
Jul 28 2026 15:34:14 |
| 4465 |
[NOI2026] 彩虹树 (rainbow)
|
1 |
1 |
100.00% |
Jul 28 2026 15:41:06 |
| 4900 |
[IOI1994] The Buses
|
0 |
0 |
- |
Jun 13 2026 06:32:45 |
| 5000 |
[USACO1.1] 你的飞碟在这儿 Your Ride Is Here
|
1 |
1 |
100.00% |
Jul 12 2026 16:17:05 |
| 5001 |
[USACO1.1] 贪婪的送礼者 Greedy Gift Givers
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5002 |
[USACO1.1] 黑色星期五 Friday the Thirteenth
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5003 |
[USACO03FALL] Milking Grid(数据加强版)
|
1 |
1 |
100.00% |
Jun 13 2026 06:48:36 |
| 5004 |
[USACO09NOV] The Chivalrous Cow B
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5005 |
[USACO19DEC] Milk Visits G
|
1 |
1 |
100.00% |
Jun 13 2026 06:48:36 |
| 5006 |
[USACO03MAR] Best Cow Fences G
|
1 |
1 |
100.00% |
Jun 13 2026 06:48:36 |
| 5007 |
[USACO02FEB] Power Hungry Cows
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5008 |
[USACO18OPEN] Out of Sorts S
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5009 |
[USACO19FEB] Measuring Traffic B
|
0 |
1 |
0.00% |
Jun 13 2026 06:48:36 |
| 5010 |
[USACO15DEC] Speeding Ticket B
|
15 |
16 |
93.75% |
Jun 13 2026 06:48:36 |
| 5011 |
[USACO18OPEN] Out of Sorts G
|
4 |
20 |
20.00% |
Jun 13 2026 06:48:36 |
| 5012 |
[USACO20FEB] Delegation G
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5013 |
[USACO16JAN] Angry Cows G
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5014 |
[USACO20JAN] Springboards G
|
3 |
16 |
18.75% |
Jun 13 2026 06:48:36 |
| 5015 |
[USACO16JAN] Angry Cows B
|
13 |
25 |
52.00% |
Jun 13 2026 06:48:36 |
| 5016 |
[USACO17FEB] Why Did the Cow Cross the Road II B
|
3 |
10 |
30.00% |
Jul 12 2026 16:20:26 |
| 5017 |
[USACO19OPEN] Valleys P
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5018 |
[USACO12JAN] Haybale Stacking
|
1 |
1 |
100.00% |
Jul 12 2026 16:20:08 |
| 5019 |
[USACO21JAN] Dance Mooves G
|
0 |
0 |
- |
Jun 13 2026 06:48:36 |
| 5020 |
[USACO13MAR] Cow Race B
|
6 |
6 |
100.00% |
Jun 13 2026 06:48:36 |
| 5021 |
[USACO12JAN] Haybale Stacking
|
1 |
1 |
100.00% |
Jun 13 2026 06:48:36 |
| 5022 |
[USACO16FEB] Circular Barn G
|
0 |
1 |
0.00% |
Jun 13 2026 06:48:36 |
| 5024 |
[BZOJ 1749] [USACO05OPEN] Landscaping G
|
1 |
1 |
100.00% |
- |
| 5025 |
[ZJOI 2014] 2048
|
2 |
14 |
14.29% |
Apr 03 2026 08:02:51 |
| 5050 |
[USACO4.4] 追查坏牛奶 Pollutant Control
|
0 |
0 |
- |
Jul 12 2026 20:31:43 |
| 5070 |
[IOI 2026] 球机器
|
0 |
0 |
- |
Aug 11 2026 13:32:36 |
| 5071 |
[IOI 2026] 纪念碑
|
0 |
0 |
- |
Aug 11 2026 13:33:41 |
| 5072 |
[IOI 2026] 铺砖游戏
|
0 |
0 |
- |
Aug 11 2026 13:36:06 |
| 5996 |
[JOI 2016 Final] 铁路票价 / Train Fare
|
1 |
2 |
50.00% |
Oct 08 2025 15:46:24 |
| 5997 |
[JOI 2020 Final] JJOOII 2
|
1 |
1 |
100.00% |
Oct 08 2025 10:58:43 |
| 5998 |
[JOI 2021 Final] 集体照 / Group Photo
|
1 |
2 |
50.00% |
Oct 08 2025 10:49:55 |
| 5999 |
[eJOI 2020] Fountain
|
1 |
1 |
100.00% |
Aug 24 2025 15:25:34 |
| 6000 |
[WC 2017] 挑战
|
4 |
4 |
100.00% |
Nov 20 2024 22:36:32 |
| 6001 |
[THUWC 2017] 在美妙的数学王国中畅游
|
0 |
0 |
- |
Dec 05 2024 12:36:42 |
| 6002 |
[THUWC2017] 随机二分图
|
0 |
0 |
- |
Dec 06 2024 12:29:46 |
| 6003 |
Yuno loves sqrt technology I
|
5 |
10 |
50.00% |
Jul 26 2025 21:46:04 |
| 6004 |
Yuno loves sqrt technology II
|
4 |
4 |
100.00% |
Nov 08 2025 17:24:38 |
| 6005 |
Yuno loves sqrt technology III
|
6 |
8 |
75.00% |
Nov 08 2025 18:21:19 |
| 6006 |
[CrCPC 2024] 修路
|
1 |
1 |
100.00% |
Mar 22 2025 20:12:45 |
| 6010 |
[信息与未来 2022] 幸运数字
|
1 |
2 |
50.00% |
Aug 24 2025 22:04:37 |
| 6011 |
[信息与未来 2022] 沙滩面积
|
1 |
1 |
100.00% |
Aug 25 2025 11:04:15 |
| 6012 |
[信息与未来 2022] 完美字符串
|
0 |
1 |
0.00% |
Aug 25 2025 11:04:06 |
| 6015 |
wzoi
|
0 |
0 |
- |
Sep 15 2025 13:01:33 |
| 6016 |
[Ynoi Easy Round 2014] 在太阳西斜的这个世界里
|
1 |
1 |
100.00% |
Sep 27 2025 22:01:38 |
| 6019 |
[Ynoi Easy Round 2014] 不归之人与望眼欲穿的人们
|
1 |
6 |
16.67% |
Oct 01 2025 23:17:30 |
| 6028 |
停车场
|
1 |
1 |
100.00% |
Sep 30 2025 23:21:24 |
| 6029 |
[THUPC 2023 决赛] 那些脑海里最珍贵的
|
5 |
6 |
83.33% |
Jan 27 2026 20:01:19 |
| 6030 |
毒瘤之神的考验
|
2 |
3 |
66.67% |
Sep 01 2026 10:04:27 |
| 6050 |
[ROI 2013 Day2] 海战
|
4 |
6 |
66.67% |
Dec 06 2025 15:20:25 |
| 6077 |
[ICPC 2021 Jinan R] Insidemen
|
2 |
2 |
100.00% |
Oct 12 2026 16:32:17 |
| 6078 |
[Petrozavodsk Summer 2015 #7] Sprache
|
1 |
2 |
50.00% |
Oct 12 2026 18:51:18 |
| 6090 |
小熊
|
1 |
1 |
100.00% |
Jan 20 2026 18:55:02 |
| 6100 |
[NOISG 2025 Prelim] Ducks And Buttons
|
1 |
1 |
100.00% |
Nov 22 2025 10:53:30 |
| 6106 |
[WC2026] 二进制
|
1 |
4 |
25.00% |
Feb 12 2026 19:24:14 |
| 6500 |
[CCO 2016 Day 2] Pirates 海盗
|
1 |
1 |
100.00% |
Mar 31 2026 07:40:50 |
| 6501 |
[DMY R1A] 最大奇数
|
0 |
0 |
- |
Sep 01 2026 19:57:54 |
| 6502 |
[DMY R1B] 砖块覆盖
|
0 |
0 |
- |
Sep 01 2026 19:59:04 |
| 6503 |
[DMY R1C] 区间求和
|
0 |
0 |
- |
Sep 01 2026 20:01:00 |
| 6504 |
[DMY R1D] 传送
|
0 |
0 |
- |
Sep 01 2026 20:02:54 |
| 6505 |
[DMY R1E] 过分的子区间
|
1 |
1 |
100.00% |
Aug 21 2026 19:08:30 |
| 6506 |
[DMY R1F] 重复度不超过 k 的数
|
1 |
1 |
100.00% |
Aug 21 2026 19:01:33 |
| 6511 |
[DMY R2E] 路线规划
|
2 |
2 |
100.00% |
Aug 22 2026 14:31:48 |
| 6512 |
[DMY R2F] 带修求和
|
1 |
1 |
100.00% |
Aug 22 2026 11:03:23 |
| 6524 |
[DMY R4F] 交通问题
|
1 |
1 |
100.00% |
Aug 22 2026 15:02:57 |
| 6530 |
[DMY R5F] 知识点复习
|
2 |
7 |
28.57% |
Aug 21 2026 18:58:13 |
| 6536 |
[DMY R6F] 异或问题
|
1 |
1 |
100.00% |
Aug 22 2026 15:08:06 |
| 6541 |
[DMY R7E] 小球碰撞
|
1 |
1 |
100.00% |
Aug 22 2026 15:22:01 |
| 6542 |
[DMY R7F] 连续区间
|
1 |
1 |
100.00% |
Aug 22 2026 14:46:42 |
| 6548 |
[DMY R8F] 括号子序列
|
1 |
1 |
100.00% |
Aug 22 2026 15:10:19 |
| 6554 |
[DMY R9F] 硬币问题
|
1 |
1 |
100.00% |
Aug 22 2026 15:12:39 |
| 6565 |
[DMY R11E] 波浪数
|
2 |
2 |
100.00% |
Aug 22 2026 15:19:03 |
| 6590 |
[DMY R15F]
|
0 |
0 |
- |
Aug 23 2026 16:13:09 |
| 6596 |
[DMY R16F] 知识点学习 3
|
1 |
1 |
100.00% |
Aug 23 2026 15:42:24 |
| 6601 |
[DMY R17E] 线路架设
|
1 |
1 |
100.00% |
Aug 23 2026 17:55:16 |
| 6602 |
[DMY R17F] wow2
|
0 |
0 |
- |
Aug 29 2026 10:59:13 |
| 6604 |
[DMY R19F] 操作序列
|
2 |
2 |
100.00% |
Aug 24 2026 13:37:45 |
| 6615 |
[DMY R20A] 题号查询
|
0 |
0 |
- |
Aug 25 2026 17:17:36 |
| 6616 |
[DMY R20B] 最佳搭档
|
0 |
0 |
- |
Aug 25 2026 17:19:51 |
| 6617 |
[DMY R20C] 两两不同
|
0 |
0 |
- |
Aug 25 2026 17:20:35 |
| 6618 |
[DMY R20D] 矩阵移位
|
0 |
0 |
- |
Aug 25 2026 17:23:49 |
| 6619 |
[DMY R20E] 数对谜题
|
0 |
0 |
- |
Aug 25 2026 17:24:36 |
| 6620 |
[DMY R20F] 构图判树
|
1 |
2 |
50.00% |
Aug 24 2026 16:14:13 |
| 6621 |
[DMY R20G] 统计好数
|
2 |
2 |
100.00% |
Aug 25 2026 14:06:06 |
| 6622 |
[DMY R21A] 选手排名
|
0 |
0 |
- |
Aug 31 2026 09:43:58 |
| 6623 |
[DMY R21B] 字符字数
|
0 |
0 |
- |
Aug 31 2026 09:45:33 |