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Random
Hot problems
Educational DP Contest AtCoder I - Coins
SAC '22 Code Challenge 5 P2 - Querying Extensions
Wesley's Anger Contest Reject 5 - Two Permutations
DMOPC '21 Contest 9 P3 - Terrible Trains
Max's Anger Contest Series 2 P2 - Password Anger
DMOPC '21 Contest 1 P1 - Partial Game
CCO '99 P4 - Maple Roundup
Problem ▴
Category
Points
AC %
Users
DMOPC '15 Contest 3 P5 - Total Annihilation
DMOPC
15p
19.0%
98
DMOPC '15 Contest 3 P6 - Gala
DMOPC
30p
11.3%
22
DMOPC '15 Contest 4 P1 - Dictionary
DMOPC
3p
49.3%
320
DMOPC '15 Contest 4 P2 - The Big Clock
DMOPC
5p
40.9%
265
DMOPC '15 Contest 4 P3 - Lethal
DMOPC
7p
29.4%
134
DMOPC '15 Contest 4 P4 - Great Sequence
DMOPC
10p
12.8%
256
DMOPC '15 Contest 4 P5 - Scribe
DMOPC
15p
26.7%
38
DMOPC '15 Contest 4 P6 - Alarms
DMOPC
12p
37.5%
38
DMOPC '15 Contest 5 P1 - Gel Bananas
DMOPC
3p
14.7%
225
DMOPC '15 Contest 5 P2 - D-Mails
DMOPC
5p
47.0%
114
DMOPC '15 Contest 5 P3 - All Your Base
DMOPC
7p
31.6%
112
DMOPC '15 Contest 5 P4 - Steins;Number
DMOPC
12p
20.3%
70
DMOPC '15 Contest 5 P5 - World Line Convergence
DMOPC
15p
23.9%
104
DMOPC '15 Contest 5 P6 - Event Horizon
DMOPC
25p
11.1%
20
DMOPC '15 Contest 6 P1 - Double XP Weekend
DMOPC
5
22.6%
79
DMOPC '15 Contest 6 P2 - Tilt
DMOPC
5p
6.9%
85
DMOPC '15 Contest 6 P3 - Harvest
DMOPC
7p
14.1%
314
DMOPC '15 Contest 6 P4 - Line Graph
DMOPC
10p
43.3%
377
DMOPC '15 Contest 6 P5 - A Classic Problem
DMOPC
10
29.6%
313
DMOPC '15 Contest 6 P6 - Graf Zeppelin
DMOPC
7p
13.9%
71
DMOPC '15 Contest 7 P1 - Kemonomimi Competition
DMOPC
7p
21.7%
119
DMOPC '15 Contest 7 P2 - Not a Wall of Text
DMOPC
3p
50.1%
5657
DMOPC '15 Contest 7 P3 - Harbourmaster
DMOPC
7p
18.9%
80
DMOPC '15 Contest 7 P4 - Magic
DMOPC
10p
10.3%
32
DMOPC '15 Contest 7 P5 - Ariadne's Thread
DMOPC
17p
21.0%
62
DMOPC '15 Contest 7 P6 - A Very Very Original Problem
DMOPC
20p
27.8%
52
DMOPC '16 Contest 1 P0 - C.C. and Cheese-kun
DMOPC
3p
37.7%
2793
DMOPC '16 Contest 1 P1 - A New Chapter
DMOPC
3p
42.3%
350
DMOPC '16 Contest 1 P2 - Lines
DMOPC
7p
9.9%
72
DMOPC '16 Contest 1 P3 - Shoe Shopping
DMOPC
7
22.5%
423
DMOPC '16 Contest 1 P4 - Tree Appraisal
DMOPC
15p
36.7%
68
DMOPC '16 Contest 1 P5 - Blood Tubes
DMOPC
12p
40.5%
291
DMOPC '16 Contest 1 P6 - Phantom Child
DMOPC
20p
13.5%
9
DMOPC '16 Contest 2 P1 - Seed Strategy
DMOPC
3
45.6%
335
DMOPC '16 Contest 2 P2 - Ebola Outbreak
DMOPC
7p
20.5%
432
DMOPC '16 Contest 2 P3 - Queries
DMOPC
7
49.8%
157
DMOPC '16 Contest 2 P4 - Zeros
DMOPC
7p
12.1%
175
DMOPC '16 Contest 2 P5 - Tormented in Tartarus
DMOPC
15p
8.4%
24
DMOPC '16 Contest 2 P6 - Console Simulator 2017
DMOPC
12p
12.0%
26
DMOPC '16 Contest 3 P0 - Negative Feedback
DMOPC
3
63.1%
506
DMOPC '16 Contest 3 P1 - Leading Basic Shots
DMOPC
3
54.5%
422
DMOPC '16 Contest 3 P2 - Starstruck Squeeze
DMOPC
10p
8.8%
106
DMOPC '16 Contest 3 P3 - Phantom Fight
DMOPC
10p
14.1%
98
DMOPC '16 Contest 3 P4 - Serpent's Search
DMOPC
17p
0.6%
1
DMOPC '16 Contest 3 P5 - Shoe Shopping II
DMOPC
15p
31.3%
19
DMOPC '16 Contest 3 P6 - Long Lost Love
DMOPC
17p
18.9%
37
DMOPC '16 Contest 4 P1 - Fast Exponents
DMOPC
5p
26.2%
558
DMOPC '16 Contest 4 P2 - Systests
DMOPC
7p
18.6%
383
DMOPC '16 Contest 4 P3 - Carnival Phantasm
DMOPC
10
19.2%
239
DMOPC '16 Contest 4 P4 - Molly and Manga Shopping
DMOPC
15p
25.3%
147
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