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Random
Hot problems
COCI '08 Contest 3 #6 Najkraci
APIO '10 P1 - Commando
CCC '24 J5 - Harvest Waterloo
TSS Club Fair 2017 Problem B
CCC '24 J4 - Troublesome Keys
CCC '04 S2 - TopYodeller
DWITE '10 R3 #3 - Dominos Tiling
Problem
Category
Points
AC %
▴
Users
COCI '09 Contest 7 #5 Kraljevi
COCI
15p
25.7%
33
COCI '09 Contest 7 #3 Bakice
COCI
12
34.5%
34
IOI '06 P2 - Pyramid
IOI
17p
22.5%
218
IOI '14 Practice Task 2 - Station
IOI
7p
57.9%
50
IOI '14 Practice Task 3 - Tile
IOI
10p
28.0%
55
COCI '09 Contest 7 #2 Cokolada
COCI
7
44.8%
98
IOI '07 P6 - Training
IOI
40p
27.9%
67
IOI '08 P2 - Islands
IOI
25p
10.7%
111
IOI '14 Practice Task 1 - Square
IOI
10p
51.6%
182
COCI '09 Contest 7 #1 Spavanac
COCI
5
62.3%
201
COCI '09 Contest 6 #2 Natjecanje
COCI
5
25.3%
92
IOI '08 P1 - Type Printer
IOI
12p
20.0%
409
CERC '07 B - Strange Billboard
ICPC
10p
46.8%
39
COCI '09 Contest 6 #5 Holmes
COCI
25p
28.4%
20
IOI '07 P3 - Sails
IOI
25p
21.4%
210
IOI '06 P1 - Deciphering the Mayan Writing
IOI
7p
39.5%
433
IOI '08 P3 - Fish
IOI
35p
9.9%
63
COCI '09 Contest 7 #4 Svemir
COCI
12p
38.9%
114
COI '09 #1 Hrastovi
COCI
15p
25.3%
36
COCI '09 Contest 6 #1 Kajak
COCI
5p
66.7%
82
IOI '07 P5 - Pairs
IOI
25p
10.1%
117
IOI '06 P4 - The Valley of Mexico
IOI
15p
22.0%
214
COI '09 #3 Loza
COCI
20p
6.4%
18
COCI '09 Contest 6 #3 Dosadan
COCI
5
34.0%
43
COI '09 #2 Kolo
COCI
20p
17.7%
16
IOI '09 P1 - Archery
IOI
45p
13.4%
37
COCI '09 Contest 6 #6 Gremlini
COCI
25p
12.9%
17
IOI '07 P2 - Flood
IOI
25p
45.0%
135
Baltic OI '05 P3 - Maze
Baltic OI
12
30.6%
48
Baltic OI '05 P4 - Ancient Manuscript
Baltic OI
12
30.0%
19
Baltic OI '05 P5 - Bus Trip
Baltic OI
17
51.9%
20
Baltic OI '05 P6 - Polygon
Baltic OI
20
8.0%
7
Another Contest 7 Problem 1 - Lonely Users
ACC
3p
31.5%
503
Balkan OI '11 P1 - Two Circles
Balkan OI
30p
11.5%
11
Balkan OI '11 P2 - Decrypt
Balkan OI
15p
57.9%
9
Balkan OI '11 P3 - Medians
Balkan OI
12p
27.6%
37
Balkan OI '11 P4 - Compare
Balkan OI
25p
28.8%
17
Balkan OI '11 P6 - Trapezoids
Balkan OI
20p
26.3%
22
ICPC SWERC 2017 E - Ingredients
ICPC
15
18.0%
3
ICPC SWERC 2017 J - Frosting on the Cake
ICPC
7
41.7%
16
ICPC SWERC 2017 K - Blowing Candles
ICPC
15
10.0%
4
Another Contest 7 Problem 3 - Network Connections
ACC
10p
26.8%
191
Another Contest 7 Problem 4 - Team Assignments
ACC
12p
20.0%
31
ICPC RMRC 2016 J - Stack Construction
ICPC
20
37.3%
35
Ray Needs Help
Uncategorized
20p
21.9%
77
UTS Open '21 P6 - Terra Mater
Uncategorized
25p
6.3%
15
Wesley's Anger Contest Reject 2 - 🥕suba
WAC
3
72.1%
156
DMOPC '20 Contest 1 P1 - Victor Gets Quizzed
DMOPC
3
68.9%
525
CPC '21 Contest 1 P3 - AQT and Circles
Uncategorized
10p
13.6%
107
DMOPC '20 Contest 4 P4 - Javelin Throwing
DMOPC
15p
20.2%
56
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