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Hot problems
WC '17 Contest 3 J3 - Uncrackable
Knapsack 4
DMOPC '19 Contest 5 P1 - Conspicuous Cryptic Checklist
CCC '24 S2 - Heavy-Light Composition
DMOPC '18 Contest 1 P2 - Sorting
IOI '07 P4 - Miners
CCCHK '15 J3 - Queens can't attack me!
Problem
Category
Points
AC %
Users
Cheerio Contest 3 P5 - Train Network
Uncategorized
20p
3.8%
15
Chocolate Bar
Uncategorized
5
51.8%
616
Chores
Uncategorized
7
26.5%
82
Rock Climbing
Uncategorized
5
22.2%
187
Clique
Uncategorized
15p
14.6%
57
Revenge of the Clocks
Uncategorized
15
50.0%
12
COCI '06 Contest 1 #1 Modulo
COCI
3
60.2%
1205
COCI '06 Contest 1 #2 Herman
COCI
5
42.1%
654
COCI '06 Contest 1 #3 Okviri
COCI
5
41.6%
333
COCI '06 Contest 1 #4 Slikar
COCI
10
24.2%
579
COCI '06 Contest 1 #5 Bond
COCI
12
24.1%
486
COCI '06 Contest 1 #6 Debug
COCI
20p
14.4%
121
COCI '06 Contest 2 #1 R2
COCI
3
70.1%
1113
COCI '06 Contest 2 #2 ABC
COCI
3
45.6%
867
COCI '06 Contest 2 #3 Kolone
COCI
7
39.6%
282
COCI '06 Contest 2 #4 Sjecišta
COCI
7
64.7%
397
COCI '06 Contest 2 #5 Stol
COCI
12p
45.5%
383
COCI '06 Contest 2 #6 Straža
COCI
15
17.5%
40
COCI '06 Contest 3 #1 Patuljci
COCI
5
60.0%
589
COCI '06 Contest 3 #2 N-puzzle
COCI
5
45.7%
406
COCI '06 Contest 3 #3 Trojke
COCI
7
56.6%
142
COCI '06 Contest 3 #4 Tenkici
COCI
12p
17.3%
46
COCI '06 Contest 3 #5 Bicikli
COCI
15
5.4%
100
COCI '06 Contest 3 #6 Lista
COCI
20p
13.2%
73
COCI '06 Contest 4 #1 Sibice
COCI
3
58.7%
503
COCI '06 Contest 4 #2 Skener
COCI
3
61.4%
223
COCI '06 Contest 4 #3 Prsteni
COCI
5
58.0%
224
COCI '06 Contest 4 #4 Zbrka
COCI
12p
27.2%
300
COCI '06 Contest 4 #5 Jogurt
COCI
12p
47.7%
80
COCI '06 Contest 4 #6 Ispiti
COCI
20p
26.7%
115
COCI '06 Contest 5 #1 Trik
COCI
3
52.8%
2560
COCI '06 Contest 5 #2 Natrij
COCI
5
35.2%
253
COCI '06 Contest 5 #3 Tenis
COCI
10p
18.5%
74
COCI '06 Contest 5 #4 Liga
COCI
12p
13.6%
43
COCI '06 Contest 5 #5 Ivana
COCI
15p
49.2%
316
COCI '06 Contest 5 #6 Dvaput
COCI
15p
11.7%
157
COCI '06 Contest 6 #1 Prase
COCI
5p
58.6%
327
COCI '06 Contest 6 #2 Magija
COCI
5p
58.5%
135
COCI '06 Contest 6 #3 Maraton
COCI
5
27.9%
222
COCI '06 Contest 6 #4 Kamen
COCI
15p
13.2%
44
COCI '06 Contest 6 #5 V
COCI
15p
20.3%
51
COCI '06 Contest 6 #6 Prostor
COCI
25p
27.7%
33
COCI '07 Contest 1 #1 Cetvrta
COCI
5
56.2%
406
COCI '07 Contest 1 #2 PEG
COCI
5
47.8%
159
COCI '07 Contest 1 #3 Prinova
COCI
7p
16.4%
152
COCI '07 Contest 1 #4 Zapis
COCI
15p
13.3%
132
COCI '07 Contest 1 #5 Srednji
COCI
12p
44.0%
258
COCI '07 Contest 1 #6 Staza
COCI
25p
19.1%
28
COCI '07 Contest 2 #1 Bijele
COCI
3
64.3%
618
COCI '07 Contest 2 #2 Crne
COCI
3
39.5%
390
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