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Random
Hot problems
COCI '14 Contest 6 #4 Kratki
ACSL '09 Practice P4 - Rank
IOI '00 P1 - Palindrome
CCC '17 S3 - Nailed It!
DMOPC '14 Contest 4 P3 - Golden Lily
DMOPC '17 Contest 4 P4 - Cops and Robbers
COCI '10 Contest 2 #2 Napor
Problem
Category
Points
AC %
▴
Users
COCI '08 Contest 3 #2 Kemija
COCI
5
58.5%
1395
COCI '08 Contest 3 #3 Cross
COCI
10
33.7%
44
COCI '08 Contest 3 #4 Matrica
COCI
20p
10.5%
16
ECOO '12 R1 P2 - Decoding DNA
ECOO
5p
21.5%
289
ECOO '12 R1 P3 - Triangles
ECOO
5p
23.9%
30
ECOO '12 R1 P4 - Boggled
ECOO
7p
21.0%
74
ECOO '12 R2 P1 - Prime Time
ECOO
5p
50.0%
80
ECOO '12 R2 P2 - Password Strength
ECOO
5p
14.0%
20
ECOO '12 R2 P3 - Airport Radar
ECOO
10p
14.0%
18
ECOO '12 R2 P4 - Lo Shudoku
ECOO
10p
66.7%
5
COCI '08 Contest 3 #5 BST
COCI
20p
26.7%
156
ECOO '12 R3 P1 - The Word Garden
ECOO
5p
52.0%
9
ECOO '12 R3 P2 - Jewelry Tips
ECOO
12p
43.8%
5
ECOO '12 R3 P3 - Steam Arithmetic
ECOO
7p
40.4%
131
COCI '08 Contest 3 #6 Najkraci
COCI
20p
35.0%
104
COCI '08 Contest 4 #1 Mjehuric
COCI
3
38.7%
472
COCI '08 Contest 4 #2 Datum
COCI
3
46.0%
323
COCI '08 Contest 4 #3 Rot
COCI
5
27.9%
35
COCI '08 Contest 4 #4 Slikar
COCI
17p
30.4%
129
COCI '08 Contest 4 #5 Trezor
COCI
25p
32.5%
50
COCI '08 Contest 4 #6 Periodni
COCI
20p
24.5%
98
COCI '08 Contest 5 #1 Ljesnjak
COCI
5
48.2%
71
COCI '08 Contest 5 #2 Jabuka
COCI
5
24.3%
94
COCI '08 Contest 5 #3 Jagoda
COCI
7
22.0%
28
COCI '08 Contest 5 #4 Lubenica
COCI
12p
19.7%
54
IOI '09 P4 - Raisins
IOI
10p
55.4%
543
COCI '08 Contest 5 #5 Tresnja
COCI
15
41.5%
36
COCI '08 Contest 5 #6 Kruska
COCI
10p
52.6%
23
IOI '02 P4 - Batch Scheduling
IOI
20p
37.6%
320
THICC '17 P5 - Smarties
Uncategorized
7p
34.6%
316
ECOO '12 R3 P4 - Splitsville
ECOO
10p
66.7%
2
IOI '17 P2 - Wiring
IOI
25p
15.5%
56
IOI '17 P3 - Toy Train
IOI
30p
17.3%
40
IOI '17 P4 - The Big Prize
IOI
20p
10.5%
57
IOI '17 P5 - Simurgh
IOI
40p
12.1%
16
IOI '17 P6 - Ancient Books
IOI
25p
11.4%
29
IOI '10 P1 - Cluedo
IOI
5p
36.1%
135
Back To School '17: Hot and Cold
Seasonal
20p
19.9%
66
COCI '08 Contest 6 #1 Buka
COCI
5
34.4%
397
COCI '08 Contest 6 #2 Bazen
COCI
5
31.4%
73
COCI '08 Contest 6 #3 Nered
COCI
10
36.9%
113
COCI '08 Contest 6 #4 Cuskija
COCI
10
14.9%
203
COCI '08 Contest 6 #5 Dostava
COCI
17p
18.5%
72
COCI '08 Contest 6 #6 Slicice
COCI
15p
44.6%
47
Back To School '17: Sour Candy
Seasonal
15p
28.5%
81
COCI '08 Regional #1 Nop
COCI
5
33.2%
163
COCI '08 Regional #2 Majstor
COCI
5
51.2%
164
COCI '08 Regional #3 Cijevi
COCI
10
33.3%
31
COCI '08 Regional #4 Tablica
COCI
15
34.1%
24
COCI '08 Regional #5 Reljef
COCI
15
52.8%
20
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