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Hot problems
CCC '21 J3 - Secret Instructions
Problem
Category
Points
AC % ▴
Users
COCI '14 Contest 7 #2 Kriza
COCI
7p
18.2%
59
APIO '14 P1 - Palindromes
APIO
25p
18.2%
59
CCO '08 P5 - Candy
CCO
7p
18.2%
237
DMOPC '20 Contest 5 P2 - On The Clock
DMOPC
7p
18.2%
247
COI '06 #2 Policija
COCI
17p
18.2%
148
DMOPC '17 Contest 3 P2 - Towers of Hanoi
DMOPC
7p
18.2%
82
IOI '11 P3 - Rice Hub
IOI
15p
18.2%
125
Mock CCC '15 S1 - Dupvoting
Mock CCC
5p
18.3%
151
Mock CCC '15 J4 - Vox in Box
Mock CCC
7p
18.3%
79
COCI '15 Contest 4 #5 Galaksija
COCI
15p
18.3%
114
Mock CCC '18 Contest 5 S4 - Sparse Binary String Counting
Mock CCC
10p
18.3%
92
COCI '18 Contest 5 #4 Parametriziran
COCI
15p
18.3%
34
DMPG '15 B4 - Maximum Product
DMOPC
7p
18.3%
321
Mock CCC '21 S5 - Clique and Independent Set
Mock CCC
25p
18.3%
11
Factorial Calculator
TLE
7p
18.3%
79
Skyscrapers
Uncategorized
15p
18.3%
60
IOI '13 P5 - Robots
IOI
20p
18.3%
90
CEOI '17 P6 - Chase
CEOI
30p
18.3%
21
Valentine's Day '18 J3 - Are they cute?
Mock CCC
5p
18.3%
166
CCC '11 S5 - Switch
CCC
12p
18.3%
415
New Year's '19 P8 - Best Hat in Town II
Seasonal
25
18.3%
34
DMOPC '18 Contest 5 P3 - A Familiar Problem
DMOPC
7p
18.3%
425
CCC '22 S3 - Good Samples
CCC
10p
18.3%
656
DMOPC '18 Contest 2 P2 - Booster Cushions
DMOPC
5p
18.3%
188
An Animal Contest 3 P5 - Monkey Canoe
AAC
12p
18.3%
133
Waterloo 2022 Fall E - Water Flow
Waterloo Local
12
18.3%
7
Mock CCO '18 Contest 2 Problem 6 - Victor's Cubes
Mock CCO
20p
18.3%
9
Sales
Uncategorized
20p
18.4%
64
Mock CCC '22 Contest 2 J4 - Hockey Bracket
Mock CCC
7p
18.4%
194
Mock CCC '15 S3 - The Tachyon Trap
Mock CCC
12p
18.4%
65
IOI '13 P1 - Dreaming (Standard I/O)
IOI
15p
18.4%
532
RGPC '18 P4 - Higgs
Uncategorized
15p
18.4%
40
APIO '09 P2 - The Siruseri Convention Centre
APIO
25p
18.4%
65
CCOQR '16 - Through A Maze Darkly
CCC
20p
18.4%
104
Inaho III
Uncategorized
17p
18.4%
31
DMPG '15 G2 - 1-String B2-VPG Representation of Planar Graphs
DMOPC
15p
18.4%
30
ICPC NAQ 2016 K - Robotopia
ICPC
5
18.4%
24
Valentine's Day '19 J4 - Flowers
Uncategorized
5
18.4%
67
DMOPC '19 Contest 1 P3 - Simple Math
DMOPC
12
18.4%
45
Mynerva
Olympiads School
7p
18.4%
79
Bubble Cup V8 B Bribes
Bubble Cup
17
18.4%
55
Fixing Shirts
Uncategorized
15
18.4%
24
Another Contest 5 Problem 2 - Great Graffiti
ACC
5p
18.4%
217
COCI '08 Contest 6 #5 Dostava
COCI
17p
18.5%
72
COCI '20 Contest 4 #2 Vepar
COCI
10p
18.5%
85
New Year's '17 P1 - Mr. N and Presents
Seasonal
7p
18.5%
274
GlobeX Cup '19 J4 - Winni's Lonely Card Game
Uncategorized
5p
18.5%
62
Mock CCC '19 Contest 1 J4 - Pusheen Plays Neko Atsume
Mock CCC
3p
18.5%
296
NOI '15 P1 - Automated Program Analyzer
China NOI
12p
18.5%
97
IOI '11 P2 - Race
IOI
17p
18.5%
211
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