2021-2022 ICPC North America Championship

Enter Contest: https://qoj.ac/contest/943

Rank.UsernameA
73/158		B
8/58		C
25/32		D
7/15		E
61/235		F
33/59		G
41/136		H
3/41		I
17/98		J
82/123		K
11/23		L
31/130		M
78/136		SolvedPenaltyDirt
1
Massachusetts Institute of Technology
+
0:59
+3
3:07
+
1:30
+
3:18
+1
0:42
+
1:27
+
1:12
+3
4:50
+4
2:26
+
0:09
+
2:17
+1
0:47
+
0:30
13163448%
2
*Let it Rot (Yi Qian, Bo Peng, Shiyuan Feng)
+
1:11
+1
3:07
+2
3:33
+
1:38
+
0:31
+
0:27
+
1:55
+1
4:28
+1
2:14
+
0:08
+1
4:43
+1
0:19
+
0:43
13163735%
3
*bulijiojiodibuliduo
+
1:00
+
3:22
+
2:52
+
3:49
+1
0:39
+
1:39
+
1:21
-6
4:56
+
2:02
+
0:19
+
2:30
+
0:11
+
0:24
1212287%
4
*InfinityNS
+
0:13
+
4:11
+
1:43
+
2:26
+
1:13
+1
1:32
+
2:03
-3
4:59
+
2:42
+
0:38
+1
3:13
+
0:58
+
0:47
12133914%
5
*open your brain (Zhi Zhang, Yanru Guan, Jianfeng Zhu)
+
0:12
-2
4:55
+
2:48
+2
2:37
+1
0:27
+1
2:02
+1
1:22
+6
4:27
+1
3:14
+1
0:53
+
3:31
+
2:15
+
0:34
12172252%
6
*DianasDog
+
1:18
-
+
2:25
+1
0:16
+2
1:26
+1
1:54
+3
2:00
-
+2
2:40
+1
0:40
+1
3:28
+3
0:45
+
0:55
11134756%
7
*KING_UT
+
3:19
-
+
1:49
+
0:59
+
1:27
+
2:00
+
4:13
-2
4:54
+
3:34
+
0:20
+3
3:25
+2
3:58
+
0:42
11164631%
8
Swarthmore College
+1
2:23
+4
3:59
+
4:28
-1
+
0:38
+1
3:09
+3
3:15
-1
+1
3:27
+
0:25
+
3:56
+4
2:06
+
0:57
11200356%
9
University of Wisconsin–Madison
+
2:28
-
+
3:29
-
+
0:56
+
2:24
+
2:43
-
+2
3:34
+
0:32
+
4:13
+1
1:25
+
1:07
10143123%
10
*YaoBIG
+
1:28
-1
4:59
+
2:24
-
+2
0:55
+2
2:36
+
1:51
-
-4
4:51
+
0:27
+
3:28
+
1:17
+
0:13
995930%
11
*Heltion
+
1:40
-
+
3:56
-
+1
0:38
+
2:42
+1
2:05
-
+
3:17
+
0:24
-4
4:56
+1
1:19
+
0:58
9107925%
12
*Sorting
+
0:46
-
+
3:12
-2
2:42
+1
0:54
+
2:29
+
3:51
-
-9
4:59
+
0:21
+2
1:41
+1
2:45
+
0:51
9109030%
13
*larryzhong
+
1:17
-
+
3:31
-
+
0:34
+
3:58
+
4:38
-
+5
2:04
+
0:13
-
+
0:59
+
0:19
9115335%
14
*花花可爱。 (Luotian Huang, Qingyu Shi)
+2
1:14
+3
4:59
-1
4:54
-
+2
0:19
+
2:59
+1
1:50
-
+1
3:39
+
0:13
-
+1
2:14
+
0:33
9128052%
15
*PetroTarnavskyi
+3
4:31
+3
2:37
+
4:19
-
+
1:29
+
4:44
+1
3:44
-
-2
4:59
+1
0:52
-
+
2:43
+1
2:54
9185350%
16
*DaBenZhongXiaSongKuaiDi
+1
0:49
-
+
4:12
-
+1
1:36
-
+
3:01
-
+1
3:53
+
0:33
-
+1
2:25
+
0:58
8112733%
17
*8BQube
+
2:23
-2
4:57
-
-
+3
1:17
+
3:46
+3
3:17
-
+2
4:16
+
0:20
-
+
1:36
+
0:59
8123450%
18
*2pal1rak
+2
2:23
-
+
4:02
-
+2
1:34
+
4:41
+
3:15
-
-3
4:59
+
0:41
-
+1
3:16
+
1:33
8138538%
19
University of Waterloo
+1
1:40
-7
-
-
+1
1:25
+
3:46
+2
2:38
-
+2
2:07
+
0:29
-
-4
+
0:53
789846%
20
*lgvc
+3
1:30
-
+
2:58
-
+1
1:07
-
-
-
+
3:43
+1
0:38
-
+3
2:12
+5
0:15
7100365%
21
Carnegie Mellon University
+1
2:53
-1
-
-2
+
0:56
+
1:48
+1
3:42
-2
-6
+
0:27
-
+4
4:28
+
0:40
7101446%
22
Georgia Institute of Technology
+2
1:59
-1
-
-
+4
2:42
+
4:01
+
3:24
-
-1
+1
0:38
-
+2
4:38
+
0:56
7127856%
23
University of Central Florida
+1
3:41
-
+2
4:02
-
+
1:36
-
+4
4:32
-
-
+
0:20
-
+
2:37
+
3:18
7134650%
24
*kevinshan
+1
2:32
-
-
-
+2
3:12
+1
4:36
+3
4:36
-
-
+
0:50
-
+2
2:44
+1
1:29
7139958%
25
Rutgers University
+
3:29
-
-
-
+
1:06
-
+
1:37
-
-
+
0:20
-
+
3:52
+
3:05
68090%
26
Purdue University
+2
2:39
-
-
-
+
0:26
+
3:09
+1
3:52
-4
-
+
0:48
-
-6
+
1:41
681533%
27
University of Washington
+
0:59
-
-
-
+
2:03
+
2:43
-1
-
-
+
0:33
-
+3
4:49
+2
1:53
688045%
28
*YL1F4
+2
1:06
-
+2
3:37
-
+3
2:27
+
1:41
-4
4:38
-
-
+1
0:42
-
-
+2
2:25
691862%
29
Stanford University
+2
3:13
-
-
-
+1
1:17
+1
3:54
+2
3:56
-
-
+
0:52
-
-9
+
0:37
694950%
30
University of Southern California
+1
1:59
-
+
4:29
-
+
1:15
-
+1
4:25
-
-
+
0:29
-
-7
+2
2:06
696340%
31
University of Texas at Austin
+
2:54
-
-
-
+
2:06
+
4:48
+
4:07
-
-
+1
1:03
-
-
+
1:50
6102814%
32
Columbia University
+
2:40
-
-
-
+2
2:21
+
3:57
+
4:23
-
-
+2
0:54
-
-
+1
1:26
6104145%
33
University of Illinois at Urbana–Champaign
+2
4:43
-
+
4:42
-
+
1:40
-
-
-
-6
+3
0:38
-
+1
2:54
+1
1:47
6112453%
34
Harvard University
+
3:59
+3
3:22
-
-
+3
2:31
-
+
4:25
-
-
+
0:56
-
-1
+
2:40
6119350%
35
*zaxwellmen
+
2:59
-
+
4:14
-
+3
3:48
-
+1
4:18
-
-
+2
2:17
-
-
+1
1:28
6128453%
36
University of Alberta
+1
3:16
-
-
-
+8
2:35
-
+1
3:59
-
+5
4:47
+
0:16
-
-
+
1:53
6130671%
37
*triplem5ds
+4
3:25
-
-
-
+
1:30
-
-9
4:49
-
-
+
0:24
-
+
2:34
+
0:02
555544%
38
University of Michigan
+
1:43
-
-
-
+1
2:21
-
+
3:49
-
-
+
0:30
-
-5
+
1:10
559316%
39
*LaStataleBlue
+1
4:30
-6
4:39
-
-
+
3:55
+
2:08
-
-
-
+1
0:46
-
-
+
0:24
574328%
40
*cardinal_city
+
2:11
-
-
-
+2
1:59
-2
4:58
+5
4:22
-
-
+
0:48
-
-
+1
0:52
577261%
41
University of Rochester
+2
3:47
-
-
-
+
2:24
-
+5
3:45
-
-6
+
0:31
-
-
+
0:53
582058%
42
New York University
+
1:35
-
-
-
+7
3:57
-10
+2
3:28
-
-
+
0:22
-
-3
+1
1:02
582466%
43
*BalintR
-
-
+
2:25
-
+
1:46
+
0:48
+1
3:26
-
-
-
-
+1
4:57
-
584228%
44
University of British Columbia
+3
4:11
-
-
-
+2
2:06
-
-3
-
-
+
0:41
-
+1
3:54
+
1:22
585454%
45
University of Maryland
+2
3:55
-
-
-
+1
2:43
+
4:33
-
-
-
+
1:03
-
-6
+
1:31
588537%
46
*Three_Sannin
+
2:15
-
+
4:48
-
+5
4:28
-
-
-1
0:19
-1
4:47
+
1:01
-
-
+
1:24
593650%
47
Texas A&M University
+
3:24
-
-
-
+3
1:35
+2
4:41
-3
-2
-
+
2:35
-
-
+
2:53
5100850%
48
University of Toronto
+7
4:45
-
-
-
+5
2:04
-
+1
3:37
-
-
+
0:51
-
-
+4
4:14
5127177%
49
Yale University
+
3:15
-
-
-
+
2:27
-
-1
-
-
+
1:46
-
-
+
1:36
45440%
50
*Kieray
+3
2:59
-
-
-
+2
2:25
-
-2
3:35
-
-
+
0:20
-
-
+2
1:01
454563%
51
Brigham Young University
+
3:11
-
-
-
-
+
4:12
-5
-
-2
+
0:42
-
-
+
1:20
45650%
52
University of California, Los Angeles
+
2:48
-
-
-
+
3:14
-
-
-
-
+
0:55
-
-3
+2
2:14
459133%
53
Simon Fraser University
+
2:57
-
-
-
-5
-4
+2
2:32
-
-
+
1:15
-
-
+1
2:15
459942%
54
Lafayette College
+3
3:07
-
-
-
-11
-
+
4:14
-
-
+
0:45
-
-
+1
1:27
465350%
55
Northeastern University
+2
3:38
-
-
-
+3
3:10
-
-
-
-
+
0:40
-
-
+
1:58
466655%
56
University of California, San Diego
+2
4:00
-
-
-
+
3:02
-
-
-
-
+
0:53
-
-
+1
2:27
468242%
57
Cornell University
+1
2:44
-
-
-
+2
4:31
-
-4
-
-
+1
1:09
-
-
+2
1:53
473760%
58
University of California, Berkeley
+2
4:41
-
-
-
+3
3:03
-
-
-
-
+
0:41
-
-
+1
2:26
477160%
59
*Anwar_Gehad_Maghraby
+
3:12
-
-
-
+4
3:29
-
-3
0:59
-
-
+2
1:09
-
-
+7
2:29
487976%
60
Milwaukee School of Engineering
+1
3:06
-
-
-
-10
-
+5
3:51
-5
-
+6
1:43
-
-
+
2:00
488075%
61
*Amalgadon
+3
4:36
-
-
-
+4
3:08
-
-
-
-
+1
0:36
-
-
+1
3:22
488269%
62
University of Minnesota
+1
2:26
-
-
-
-
-
-2
-
-6
+
0:28
-
-
+
0:46
324025%
63
*ybw051114
-
-
-
-
+
3:15
-
-
-
-
+
0:52
-
-
+
0:21
32680%
64
Troy University
+3
1:51
-
-
-
-11
-
-
-
-7
+1
0:53
-
-
+1
1:11
333562%
65
University of Virginia
+
3:18
-
-
-
-
-
-
-
-
+
0:46
-
-
+
2:17
33810%
66
*4fecta
+1
2:31
-
-
-
-
-
-
-
-1
4:59
+3
0:59
-
-
+
1:35
338557%
67
*RoomGamadan
-
-
-
-
+3
4:25
-
-
-
-
+
0:59
-
-
+
0:34
341850%
68
University of Calgary
+
4:32
-
-
-
-
-
-
-
-
+
0:50
-
-4
+
1:42
34240%
69
University of Texas at Dallas
+2
2:55
-6
-
-
+
2:14
-
-
-1
-
+
1:17
-
-4
-5
342640%
70
North Carolina State University
+1
3:07
-
-
-
-4
-
-2
-
-
+
2:24
-
-
+
1:24
343525%
71
Colorado School of Mines
+
4:03
-
-
-
-2
-
-
-
-
+
1:11
-
-
+
2:20
34540%
72
University of Kentucky
+4
3:54
-
-
-
-9
-
-
-
-
+
0:32
-
-
+
2:36
350257%
73
Drexel University
-4
-
-
-
-6
-
-
-
-
+
0:27
-
+1
3:29
+
4:08
350425%
74
*Sa3tElSefr
-
-
-
-
-3
2:35
-
-
-
-
+
0:33
-
+2
4:45
+
2:48
352640%
75
Emory University
-2
-
-
-
+1
4:27
-
-
-1
-
+
2:03
-
-
+1
3:03
361340%
76
Iowa State University
+
4:11
-
-
-
-
-
-4
-
-
+
2:26
-
-
+3
2:56
363350%
77
*marsxiang5902
+1
0:40
-
-
-
-
+
1:31
-
-
-
-
-
-
-
215133%
78
*Yanagi_Origami
+
1:19
-
-
-
-3
3:48
-
-
-
-
+1
1:12
-
-
-3
3:21
217133%
79
*Zomara
-
-
-
-
-3
3:19
-
-2
4:58
-
-
+
1:46
-
-
+3
0:56
222260%
80
Rice University
-
-5
-
-
-11
-
-
-
-
+
0:28
-
-
+
3:33
22410%
81
Carleton College
-1
-
-
-
-
-
-
-
-
+5
0:55
-
-
+
1:45
226071%
82
University of Chicago
+
4:07
-
-
-
-1
-
-
-
-
+1
1:24
-
-
-2
235133%
83
Vanderbilt University
-1
-
-
-
-2
-
-
-
-
+2
4:35
-
-
+
2:22
245750%
84
*Linshey
-
-
-
-
-
-
-
-
-
+2
0:31
-
-6
1:24
-
17166%
85
*walnutwaldo20
-
-2
2:57
+
4:04
-
-
-
-
-
-
-
-
-
-
12440%
86
California Institute of Technology
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*Doubeecat
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*Energy_is_not_over
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*MaGnsi0
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*Minhho
-
-
-
-
-
-
-
-
-
-
-
-4
2:00
-
000%
86
*Tain_U
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*abdelrahman001
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*ec1117
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*henrique4d
-
-
-
-
-
-
-
-
-
-1
2:06
-
-
-
000%
86
*jpmedras
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*liuzhenhao09
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*mishai
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*new_dawn_2
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*qdd
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
86
*robux
-
-
-
-
-
-
-
-
-
-
-
-
-
000%
Submissions:15858321523559136419812323130136
Solved:73
(46%)		8
(13%)		25
(78%)		7
(46%)		61
(25%)		33
(55%)		41
(30%)		3
(7%)		17
(17%)		82
(66%)		11
(47%)		31
(23%)		78
(57%)