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Random
Hot problems
COCI '08 Contest 3 #6 Najkraci
APIO '10 P1 - Commando
JOI '14 Open P1 - Factories
DWITE '10 R3 #3 - Dominos Tiling
CCC '19 S4 - Tourism
CCC '14 S1 - Party Invitation
IOI '14 Practice Task 1 - Square
Problem
Category
Points
AC %
▾
Users
Wesley's Anger Contest 6 Problem 2 - Cheap Christmas Lights
WAC
5p
21.1%
234
Tall
Uncategorized
15p
12.4%
18
Wesley's Anger Contest 6 Problem 4 - Runway Lights
WAC
12p
14.0%
87
Wesley's Anger Contest 6 Problem 7 - SantaTracker++
WAC
25p
16.1%
7
COCI '20 Contest 2 #1 Crtanje
COCI
5p
35.6%
271
COCI '20 Contest 2 #2 Odašiljači
COCI
10p
20.1%
47
COCI '20 Contest 2 #3 Euklid
COCI
17p
19.6%
24
COCI '20 Contest 2 #4 Sjekira
COCI
12p
39.9%
64
COCI '20 Contest 2 #5 Svjetlo
COCI
25p
54.5%
11
Wesley's Anger Contest 6 Problem 8 - Crystal Disco
WAC
30p
19.8%
9
Wesley's Anger Contest 6 Problem 6 (Easy Version) - Santa's Candy Factory
WAC
20p
9.1%
31
Wesley's Anger Contest 6 Problem 5 - Canadian Christmas Cactus
WAC
15p
16.6%
56
COCI '20 Contest 3 #1 Knjige
COCI
7
26.1%
48
COCI '20 Contest 3 #2 Vlak
COCI
10p
46.0%
49
DMOPC '20 Contest 3 P1 - Present Checking
DMOPC
5p
50.0%
436
Appleby Contest '20 P3 - Ridiculous String
Uncategorized
10p
17.5%
188
DMOPC '20 Contest 3 P4 - Bob and Typography
DMOPC
15p
2.5%
9
Wesley's Anger Contest Reject 3 - Christmas Carols
WAC
25p
14.4%
13
Riolku's Mock CCC S3 - Mosey's Birthday
Mock CCC
12p
11.7%
63
COCI '20 Contest 3 #3 Sateliti
COCI
17p
20.0%
36
COCI '20 Contest 3 #4 Selotejp
COCI
15p
40.8%
47
COCI '20 Contest 3 #5 Specijacija
COCI
25p
28.3%
6
Riolku's Mock CCC S4 - Clumsy Cindy
Mock CCC
12p
10.7%
70
Wesley's Anger Contest 6 Problem 3 - Difference Sorting
WAC
10p
16.2%
118
DMOPC '20 Contest 3 P2 - Bob and Parallel-Ks
DMOPC
7p
13.1%
160
Appleby Contest '20 P1 - Terrific Triangles
Uncategorized
3p
22.2%
521
Another Contest 6 Problem 8 - #define int long long
ACC
0p
58.6%
240
CPC '21 Contest 1 P2 - AQT and Multiset
Uncategorized
7p
22.7%
147
DMOPC '22 Contest 1 P5 - Wesley's Cabins
DMOPC
30p
5.7%
7
DMOPC '20 Contest 3 P3 - A Ring of Buckets
DMOPC
12p
7.0%
60
Mock CCC '21 S2 - Colorful Strings
Mock CCC
7p
18.1%
219
Mock CCC '21 S1 - Edit Distance
Mock CCC
5p
35.0%
346
Mock CCC '21 S3 - Lexicographically Smallest Permutation Subsequence
Mock CCC
10p
8.4%
80
Mock CCC '21 S4 - Infinite Molecule
Mock CCC
12p
8.2%
29
DMOPC '20 Contest 3 P5 - Tower of Power
DMOPC
25p
6.6%
67
Mock CCC '21 S5 - Clique and Independent Set
Mock CCC
25p
18.3%
11
Riolku's Mock CCC S2 - Keen Keener Sequence
Mock CCC
7p
15.4%
147
Riolku's Mock CCC S1 - Word Bot
Mock CCC
3p
32.2%
426
Riolku's Mock CCC S5 - Keen Keener Multiset
Mock CCC
25p
6.6%
13
SAC '22 Code Challenge 2 P4 - Cookie Galore
SAC Coding Challenge
10
35.4%
99
CCC '21 J4 - Arranging Books
CCC
7p
19.6%
1324
CCC '21 S1 - Crazy Fencing
CCC
5p
47.7%
2559
CCC '21 S2 - Modern Art
CCC
7p
28.9%
2252
CCC '21 S3 - Lunch Concert
CCC
10p
24.6%
1018
CCC '21 S4 - Daily Commute
CCC
12p
26.0%
585
CCC '21 S5 - Math Homework
CCC
15p
24.5%
418
DMOPC '20 Contest 4 P5 - Cyclic Cypher
DMOPC
17p
10.0%
31
DMOPC '20 Contest 5 P2 - On The Clock
DMOPC
7p
18.2%
247
DMOPC '20 Contest 4 P2 - Beautiful Grids
DMOPC
7p
17.3%
153
COCI '10 Contest 2 #1 Puž
COCI
3p
27.0%
63
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