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Hot problems
CCC '24 J3 - Bronze Count
CCC '00 S1 - Slot Machines
CCC '19 S2 - Pretty Average Primes
Problem
Category
Points
AC % ▴
Users
CCO '08 P5 - Candy
CCO
7p
18.2%
235
CCOQR '16 - Through A Maze Darkly
CCC
20p
18.3%
103
Mock CCO '18 Contest 2 Problem 6 - Victor's Cubes
Mock CCO
20p
18.3%
9
CCO '15 P6 - Eggscavation
CCO
30p
18.5%
70
CCO '22 P2 - Rainy Markets
CCO
17p
18.6%
104
CCO '13 P1 - All Your Base Belong to Palindromes
CCO
10p
18.6%
209
CCO '15 P4 - Cars on Ice
CCO
10p
19.0%
206
CCO '21 P4 - Travelling Merchant
CCO
25p
19.0%
54
CCO '11 P2 - Vampire Tunnels
CCO
15p
19.0%
318
CCO '16 P5 - Zombie Apocalypse
CCO
15p
19.1%
141
CCO '97 P6 - Aligning DNA
CCO
7
19.1%
11
CCO '18 P5 - Boring Lectures
CCO
20p
19.2%
126
CCO '13 P5 - Transforming Comets
CCO
15p
19.3%
74
CCO '22 P6 - Good Game
CCO
35p
19.6%
12
CCO '20 P4 - Travelling Salesperson
CCO
25p
19.6%
92
CCO '08 P6 - Landing
CCO
45
20.2%
40
CCO '20 P1 - A Game with Grundy
CCO
10p
20.3%
215
CCO '21 P3 - Through Another Maze Darkly
CCO
25p
20.5%
49
CCO '22 P4 - Bi-ing Lottery Treekets
CCO
20p
20.5%
30
CCO '04 P2 - Hockey Scores
CCO
12
20.6%
66
CCO '16 P6 - Pirates
CCO
25p
20.7%
70
CCO '06 P2 - R & J
CCO
10
20.8%
35
CCO '02 P2 - Game Show Math
CCO
12
21.4%
35
CCO '15 P1 - Hungry Fox
CCO
15p
21.4%
219
CCO '99 P4 - Maple Roundup
CCO
10
21.8%
19
CCO '16 P1 - Field Trip
CCO
10p
21.8%
171
Mock CCO '18 Contest 2 Problem 4 - Victor's Rectangles
Mock CCO
20p
21.9%
22
CCOQR '16 - Data Structure
CCC
15p
22.1%
177
CCO Preparation Test 4 P3 - Dynamic MST
Mock CCO
25p
22.1%
49
CCO '00 P5 - Millikan's Oil Droplet Experiment
CCO
7
22.3%
54
CCO '12 P1 - Choose Your Own Arithmetic
CCO
7
22.8%
223
CCO '11 P3 - Spies Like Us
CCO
10p
22.8%
203
CCO '21 P5 - Bread First Search
CCO
20p
23.0%
63
CCO Preparation Test 6 P3 - HopScotch
Mock CCO
20p
23.1%
140
CCO '23 P1 - Binaria
CCO
12p
23.2%
171
CCO '14 P5 - Early Exam Evacuation
CCO
20p
23.3%
87
CCO '13 P3 - LHC
CCO
12p
23.3%
404
CCO '13 P4 - A Romantic Movie Outing
CCO
20p
23.5%
91
Mock CCO '18 Contest 4 Problem 3 - Counterattack
Mock CCO
15p
23.6%
280
CCO '98 P5 - Text Segmentation
CCO
10
23.7%
18
CCO '10 P3 - Wowow
CCO
15p
23.9%
282
CCO '12 P5 - Sample Size
CCO
7
24.0%
171
Mock CCO '17 Problem 6 - Dire Consequences
Mock CCO
20
24.2%
25
CCO '05 P1 - Number Matrix
CCO
10
24.2%
161
CCO Preparation Test 6 P1 - Bus Routes
Mock CCO
20p
24.2%
6
CCO '19 P2 - Sirtet
CCO
20p
24.3%
81
CCO '12 P2 - The Hungary Games
CCO
15
24.4%
478
Mock CCO '18 Contest 1 Problem 5 - A Counting Problem
Mock CCO
20p
24.5%
9
Mock CCO '18 Contest 4 Problem 5 - Spawn More Overlords
Mock CCO
20p
24.8%
35
CCO '98 P4 - Scoring Curling
CCO
7p
25.0%
8
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