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Random
Hot problems
CCC '16 S4 - Combining Riceballs
Appleby Contest '19 P5 - Matrix Operation
Cheerio Contest 1 S2 - School Expansion
WC '96 P6 - Bases Multiplication
CCCHK '15 J4 - Where to build my house?
DMOPC '23 Contest 1 P1 - Peak Grid
EGOI '23 P4 - Bikes vs Cars
Problem
Category
Points
AC %
▴
Users
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%
2558
CCC '21 S2 - Modern Art
CCC
7p
28.9%
2252
CCC '21 S3 - Lunch Concert
CCC
10p
24.5%
1017
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
COCI '10 Contest 2 #2 Napor
COCI
5p
28.3%
87
COCI '10 Contest 2 #3 Igra
COCI
7p
21.0%
24
COCI '10 Contest 2 #4 Knjige
COCI
5p
36.6%
20
COCI '10 Contest 2 #5 Lunapark
COCI
15p
24.5%
9
COCI '10 Contest 2 #6 Crni
COCI
12p
53.8%
6
COCI '11 Contest 1 #1 Jabuke
COCI
5p
54.3%
37
COCI '11 Contest 1 #2 Matrix
COCI
7p
32.2%
27
COCI '10 Contest 3 #1 Tablica
COCI
3p
47.1%
59
COCI '16 Contest 2 #1 Go
COCI
3p
50.0%
43
COCI '10 Contest 3 #2 Zbroj
COCI
3p
60.3%
76
COCI '11 Contest 1 #3 X3
COCI
7p
32.5%
42
COCI '10 Contest 3 #3 Ekipa
COCI
5p
29.8%
39
COCI '11 Contest 1 #4 Ples
COCI
10p
40.6%
48
COCI '16 Contest 2 #2 Tavan
COCI
7p
27.8%
69
COCI '11 Contest 1 #5 Sort
COCI
12p
36.2%
30
COCI '10 Contest 3 #4 Znanstvenik
COCI
7p
41.8%
22
COCI '10 Contest 3 #5 Diferencija
COCI
12p
47.8%
130
COCI '11 Contest 1 #6 Skakac
COCI
12p
31.6%
5
COCI '16 Contest 2 #3 Nizin
COCI
10p
40.2%
252
COCI '10 Contest 3 #6 Mono
COCI
12p
66.7%
6
COCI '16 Contest 2 #4 Prosječni
COCI
10p
42.2%
31
COCI '10 Contest 4 #1 Avion
COCI
3p
43.9%
74
COCI '10 Contest 4 #2 Parket
COCI
5p
52.3%
51
COCI '16 Contest 2 #5 Zamjene
COCI
15p
19.3%
9
COCI '16 Contest 2 #6 Burza
COCI
30p
22.0%
24
COCI '10 Contest 4 #3 Astro
COCI
7p
39.0%
20
COCI '16 Contest 3 #1 Imena
COCI
3p
23.4%
121
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