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Hot problems
COCI '08 Contest 3 #6 Najkraci
CCC '24 J5 - Harvest Waterloo
APIO '10 P1 - Commando
TSS Club Fair 2017 Problem B
ECOO '13 R1 P1 - Take a Number
CCC '24 J4 - Troublesome Keys
CCC '04 S2 - TopYodeller
Problem
Category
Points
AC % ▾
Users
DMOPC '15 Contest 3 P4 - Contagion
DMOPC
12p
11.3%
233
COCI '19 Contest 3 #4 Lampice
COCI
25p
11.3%
34
CCO '02 P4 - Duathlon
CCO
10
11.3%
38
Battleships
Uncategorized
10p
11.3%
108
Next Semiprime
Uncategorized
10p
11.2%
23
DMOPC '20 Contest 7 P6 - Maou and Division
DMOPC
25p
11.2%
13
Mock CCC '18 Contest 3 S5 - A Rage Tree Problem
Mock CCC
20p
11.2%
46
APIO '19 P2 - Bridges
APIO
30p
11.2%
49
Mock CCO '18 Contest 3 Problem 5 - Roger Outsources DMOJ Work
Mock CCO
15p
11.2%
8
WC '01 Suicidal P1 - Survivor
Woburn Challenge
10
11.2%
14
EGOI '23 P4 - Bikes vs Cars
EGOI
20p
11.2%
14
WC '15 Contest 1 S2 - Wildcat Wildcards
Woburn Challenge
10p
11.2%
65
Primes 3
Uncategorized
15p
11.2%
76
CCC '00 J1 - Calendar
CCC
5
11.2%
1357
Mispelling
Uncategorized
3
11.1%
1362
New Year's '18 P8 - Snowy Streets
Seasonal
25p
11.1%
19
WC '16 Contest 2 J2 - EHC
Woburn Challenge
7p
11.1%
26
Advanced Battleships
Uncategorized
15p
11.1%
32
Baltic OI '06 P5 - RLE Compression
Baltic OI
20
11.1%
5
Baltic OI '15 P6 - Tug of War
Baltic OI
20p
11.1%
4
COI '13 #2 Histogrami
COCI
30p
11.1%
1
Google Code Jam '09 Round 1A Problem B - Crossing the Road
Google Code Jam
15p
11.1%
1
Google Code Jam '13 Round 1A Problem B - Manage your Energy
Google Code Jam
7p
11.1%
2
IOI '14 P4 - Gondola
IOI
15p
11.1%
99
DMOPC '15 Contest 5 P6 - Event Horizon
DMOPC
25p
11.1%
20
MMCC '15 P3 - Momoka
Uncategorized
25p
11.1%
9
Valentine's Day '19 S4 - A Greedy Spouse
Uncategorized
15p
11.1%
31
Mock CCC '20 Contest 1 J4 - A Binary Problem
Mock CCC
5p
11.1%
194
HHPC1 P3 - Yonder Ridge
Uncategorized
12p
11.0%
30
DMOPC '20 Contest 2 P4 - Hungry Pigeons
DMOPC
15p
11.0%
66
COCI '13 Contest 2 #5 Paleta
COCI
15p
11.0%
24
CCO '06 P6 - Paint by Numbers
CCO
30
11.0%
9
Baltic OI '07 P2 - Sorting
Baltic OI
40p
11.0%
7
COCI '13 Contest 6 #6 Graškrižja
COCI
17p
11.0%
12
CCO '97 P1 - Palindromes
CCO
10
11.0%
22
COCI '22 Contest 3 #3 Baltazar
COCI
17p
11.0%
20
Art Academy III: Sabotage
Uncategorized
20p
11.0%
7
ECOO '17 R1 P2 - Chocolate Chewsday
ECOO
5p
11.0%
81
DMPG '15 S6 - Apples to Oranges
DMOPC
17p
11.0%
224
CCC '96 S3 - Pattern Generator
CCC
5
11.0%
355
IOI '21 P2 - Keys
IOI
25p
10.9%
14
A Plus B (Hard)
Uncategorized
12
10.9%
318
GCC '16 P2 - Classified Documents
Uncategorized
15p
10.9%
4
ROI '17 P4 - Travel To Metropolis
Uncategorized
25p
10.9%
6
CCCHK '08 J4 - Tic-tac-toe
CCC
5p
10.9%
108
DMPG '19 B5 - Triangles
DMOPC
10p
10.9%
99
DMOPC '21 Contest 5 P5 - Permutations & Primes
DMOPC
30p
10.9%
24
An Animal Contest 4 P5 - Neighbourly Neighbourhoods
AAC
12p
10.9%
44
DMOPC '23 Contest 1 P3 - Colour Scheme
DMOPC
12p
10.9%
87
GlobeX Cup '18 S4 - Reversed Dijkstra's
Uncategorized
10p
10.9%
42
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