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Hot problems
COCI '08 Contest 3 #2 Kemija
DWITE '10 R3 #3 - Dominos Tiling
CCC '24 J3 - Bronze Count
Problem
Category
Points
AC %
▾
Users
SAC '22 Code Challenge 5 Junior P4 - Course Requirements
SAC Coding Challenge
7p
52.8%
239
SAC '22 Code Challenge 5 Junior P3 - Media List
SAC Coding Challenge
5p
38.8%
286
Baltic OI '03 P1 - Barrel
Baltic OI
10p
9.4%
5
Baltic OI '03 P2 - Gems
Baltic OI
12p
46.9%
14
Yet Another Contest 4 P2 - Alchemy 2
YAC
7p
26.3%
164
BPC 1 S3 - Bus Stops
Uncategorized
17p
12.9%
25
Yet Another Contest 4 P1 - Snap
YAC
5p
47.2%
263
Baltic OI '03 P4 - The Gangs
Baltic OI
12p
41.2%
43
Baltic OI '03 P5 - Lamps
Baltic OI
15p
29.9%
17
Max's Anger Contest Series 1 P1 - Hunger Bar
Seasonal
3p
59.9%
302
Yet Another Contest 4 P5 - Signpost
YAC
20p
19.5%
25
CCO '22 P1 - Alternating Heights
CCO
12p
27.4%
138
CCO '22 P6 - Good Game
CCO
35p
19.6%
12
Yet Another Contest 6 P2 - No More Telemarketers
YAC
7p
16.7%
128
BPC 1 J2 - Cake
Uncategorized
3
34.6%
207
A Math Contest P15 - Matrix Fixed Point
Uncategorized
20
68.3%
30
DMOPC '21 Contest 10 P2 - Cycle Sort
DMOPC
7p
11.5%
152
DMOPC '21 Contest 10 P3 - Peculiar Reflections
DMOPC
12p
14.2%
75
DMOPC '21 Contest 10 P4 - Bitwise Telephone
DMOPC
17p
3.9%
31
Baltic OI '11 P6 - Plagiarism
Baltic OI
7p
27.4%
38
Baltic OI '11 P7 - Polygon
Baltic OI
17p
35.7%
9
DMOPC '21 Contest 10 P5 - Number Theory
DMOPC
20p
43.5%
145
DMOPC '21 Contest 10 P6 - Median Replace
DMOPC
25p
18.8%
28
Baltic OI '11 P8 - Tree Mirroring
Baltic OI
35p
15.5%
8
DMOPC '21 Contest 10 P1 - Japaneasy
DMOPC
5
36.4%
238
Baltic OI '13 P4 - Brunhilda's Birthday
Baltic OI
15p
27.0%
10
Baltic OI '13 P3 - Pipes
Baltic OI
25p
13.3%
4
Yet Another Contest 6 P1 - No More Separation
YAC
5p
33.1%
315
Baltic OI '14 P2 - Three Friends
Baltic OI
7p
19.3%
45
Yet Another Contest 6 P4 - No More Nails!
YAC
12p
11.3%
53
Yet Another Contest 6 P6 - No More Snakes and Ladders
YAC
17p
17.5%
21
Baltic OI '14 P3 - Sequence
Baltic OI
30p
30.0%
4
Baltic OI '14 P4 - Demarcation
Baltic OI
40p
5.3%
1
Baltic OI '14 P5 - Portals
Baltic OI
15p
23.4%
16
Baltic OI '14 P6 - Senior Postmen
Baltic OI
15p
19.8%
14
Baltic OI '06 P6 - Jump
Baltic OI
7p
15.3%
22
Baltic OI '12 P1 - Brackets
Baltic OI
15p
32.7%
12
IOI '18 P4 - Mechanical Doll
IOI
20p
22.6%
13
Baltic OI '12 P2 - Mobile
Baltic OI
15p
15.2%
8
Another Contest 9 Problem 2 - Counting Down the Days
ACC
7
6.9%
61
Another Contest 9 Problem 4 - Alchemy
ACC
10
13.0%
22
Another Contest 9 Problem 5 - Satellite
ACC
12
16.7%
17
Yet Another Contest 6 P5 - No More Coyotes
YAC
15p
22.5%
25
Baltic OI '12 P3 - Peaks
Baltic OI
17p
31.3%
5
Baltic OI '12 P4 - Fireworks in RightAngleles
Baltic OI
25p
70.0%
5
Baltic OI '12 P5 - Melody
Baltic OI
17p
18.9%
7
An Animal Contest 7 P4 - Squirrel Shenanigans
AAC
20
19.2%
17
Yet Another Contest 4 P3 - Canadian Cactus Competition
YAC
12p
10.2%
52
An Animal Contest 7 P6 - S-Squirrel?
AAC
20p
11.4%
7
An Animal Contest 7 P2 - Squirrel Structures
AAC
7p
15.2%
138
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