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Hot problems
CCC '24 S2 - Heavy-Light Composition
Educational DP Contest AtCoder K - Stones
Educational DP Contest AtCoder I - Coins
CCC '21 J3 - Secret Instructions
IOI '94 P1 - The Triangle
COCI '06 Regional #3 Firefly
CCC '17 J4 - Favourite Times
Problem
Category
Points
AC %
Users
COI '09 #3 Loza
COCI
20p
6.2%
17
COI '09 #4 Roboti
COCI
25p
0.0%
0
COI '10 #1 Sort
COCI
10p
19.6%
14
COI '10 #2 Telka
COCI
12p
37.5%
17
COI '10 #3 Rijeka
COCI
10p
34.3%
20
COI '10 #4 Kamion
COCI
30p
20.0%
1
COI '10 #5 Lovci
COCI
35p
23.5%
1
COI '11 #1 Kampanja
COCI
20p
26.8%
20
COI '11 #2 Mjesec
COCI
30p
6.5%
1
COI '11 #3 Setnja
COCI
25p
50.0%
2
COI '11 #4 Trampolin
COCI
17
20.0%
7
COI '12 #1 Hiperprostor
COCI
20p
6.7%
1
COI '12 #2 Rotacije
COCI
30p
12.5%
1
COI '12 #3 Snjeguljica
COCI
17p
46.2%
21
COI '12 #4 Spijuni
COCI
10p
30.4%
24
COI '13 #1 CSS
COCI
20p
7.7%
8
COI '13 #2 Histogrami
COCI
30p
11.1%
1
COI '13 #3 Mostovi
COCI
30p
12.0%
8
COI '13 #4 Nizovi
COCI
20p
10.2%
11
COI '14 #1 Čvenk
COCI
17p
25.0%
3
COI '14 #2 Kovanice
COCI
15p
12.1%
19
COI '14 #3 Ogledala
COCI
30p
22.2%
2
COI '14 #4 Sir
COCI
25p
27.9%
9
COI '15 #1 Dijamant
COCI
25p
44.4%
8
COI '15 #2 Palinilap
COCI
25p
20.3%
13
COI '15 #3 Relay
COCI
30p
20.7%
5
COI '15 #4 Torrent
COCI
25p
35.2%
22
COI '16 #1 Ili
COCI
17p
42.9%
3
COI '16 #2 Raspad
COCI
30p
60.0%
3
COI '16 #3 Trapezi
COCI
35p
0.0%
0
COI '16 #4 Zagrade
COCI
25p
25.0%
10
COI '17 #1 Paprike
COCI
12p
52.9%
27
COI '17 #2 Pick
COCI
20p
0.0%
0
COI '17 #3 Svjetlost
COCI
25p
0.0%
0
COI '17 #4 Zagonetka
COCI
17p
2.2%
2
COI '18 #1 Izlet
COCI
30p
0.0%
0
COI '18 #2 Ljepotica
COCI
15p
26.7%
7
COI '18 #3 Segway
COCI
12p
40.0%
4
COI '18 #4 Tenis
COCI
30p
15.4%
4
COI '19 #1 Paint
COCI
40p
6.5%
8
COI '19 #2 Pastiri
COCI
35p
3.9%
4
COI '19 #3 Semafor
COCI
20p
16.7%
1
COI '19 #4 Zagrade
COCI
15p
21.5%
17
COI '20 #1 Autobahn
COCI
15p
11.4%
28
COI '20 #2 Cigle
COCI
20p
17.1%
20
COI '20 #3 Izvanzemaljci
COCI
25p
0.9%
1
COI '20 #4 MalnaRISC
COCI
20p
2.9%
8
COCI '06 Regional #1 Bard
COCI
7
27.5%
268
COCI '06 Regional #2 Tetris
COCI
10
52.2%
39
COCI '06 Regional #3 Firefly
COCI
10
37.5%
209
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