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Hot problems
CCC '24 S2 - Heavy-Light Composition
Max's Anger Contest Series 2 P2 - Password Anger
Max's Anger Contest Series 2 P3 - Array Anger
CCC '12 S2 - Aromatic Numbers
The Cosmic Era P2 - Uneven Sand
Problem
Category
Points ▾
AC %
Users
DWITE '12 R2 #5 - Car Hoppers
DWITE
7
29.8%
46
DWITE '08 R1 #4 - What is this Roman Numeral
DWITE
7
62.0%
155
DWITE '07 R4 #5 - It all adds up
DWITE
7
57.1%
12
DWITE '11 R2 #5 - Portals Check
DWITE
7
13.7%
160
DWITE '11 R5 #2 - Forest Fires
DWITE
7
39.7%
94
DWITE '11 R4 #3 - Breaking Bonds
DWITE
7
45.7%
20
DWITE '08 R1 #3 - School's a maze
DWITE
7
49.1%
47
DWITE '08 R4 #5 - Blow your mind with 4th D
DWITE
7
19.7%
13
DWITE '10 R2 #5 - Cogwheels
DWITE
7
25.3%
14
DWITE '10 R5 #3 - Balancing Act
DWITE
7
39.3%
165
DWITE '09 R4 #4 - Autocomplete
DWITE
7
61.5%
45
DWITE '07 R2 #5 - Bridges In A Graph
DWITE
7
20.5%
344
DWITE '09 R1 #5 - Running In Circles
DWITE
7
19.8%
316
DWITE '08 R4 #4 - Shortest path around v2
DWITE
7
46.8%
157
DWITE '08 R4 #3 - Secret party
DWITE
7
37.9%
54
DWITE '02 R2 #3 - The Game of Life
DWITE
7
52.0%
95
DWITE '06 R5 #1 - Points on a Line
DWITE
7
36.3%
77
DWITE '06 R5 #4 - Connect-4
DWITE
7
63.6%
40
DWITE '06 R5 #2 - Floppy Disk
DWITE
7p
56.4%
106
DWITE '09 R2 #4 - Breadth First Not Quite Tree
DWITE
5
33.1%
151
DWITE '12 R2 #2 - Word Arithmetic
DWITE
5
31.9%
19
DWITE '07 R1 #4 - Stacks of Blocks
DWITE
5
36.3%
255
DWITE '07 R4 #1 - Curve-shot
DWITE
5
56.1%
32
DWITE '07 R5 #3 - Parity bit
DWITE
5
71.0%
102
DWITE '12 R1 #3 - Costume Party
DWITE
5
43.7%
50
DWITE '09 R7 #2 - Sum of Primes
DWITE
5
55.3%
348
DWITE '09 R4 #3 - Moving at the same time
DWITE
5
31.2%
57
DWITE '07 R4 #3 - Don't follow my links
DWITE
5
54.9%
10
DWITE '09 R5 #5 - Weak Passwords
DWITE
5
38.5%
26
DWITE '10 R5 #1 - Colourful Words
DWITE
5
52.7%
41
DWITE '12 R5 #2 - Copycat SMS
DWITE
5
29.8%
135
DWITE '07 R2 #4 - All Is Balanced
DWITE
5
23.3%
253
DWITE '12 R1 #2 - Candybar Graphs
DWITE
5
59.6%
44
DWITE '10 R1 #3 - Power tiles
DWITE
5
68.7%
135
DWITE '08 R2 #3 - My drink is made of cubes
DWITE
5
38.1%
21
DWITE '11 R1 #2 - Penny Game
DWITE
5
24.3%
112
DWITE '10 R3 #1 - Integers along a line
DWITE
5
21.7%
24
DWITE '07 R2 #1 - Not Quite Prime
DWITE
5
58.2%
320
DWITE '09 R2 #3 - Binary Test String
DWITE
5
36.2%
38
DWITE '11 R4 #2 - Prime Time
DWITE
5
49.9%
263
DWITE '09 R3 #3 - Binary Test Strings 2
DWITE
5
73.2%
27
DWITE '09 R3 #2 - Rounding to Fibonacci
DWITE
5
63.4%
171
DWITE '11 R3 #2 - Magical Ponds
DWITE
5
30.0%
8
DWITE '12 R5 #4 - Fencing Problems
DWITE
5
15.5%
9
DWITE '11 R5 #5 - Binary Weight
DWITE
5
21.8%
34
DWITE '08 R4 #2 - Tic Tac Win
DWITE
5
43.3%
73
DWITE '09 R5 #2 - Round to Second Prime
DWITE
5
57.2%
250
DWITE '11 R2 #2 - Scratch Card
DWITE
5
29.5%
35
DWITE '10 R4 #5 - Sleepwalking Probabilities
DWITE
5
71.4%
11
DWITE '07 R4 #2 - And the winner is...
DWITE
5
35.3%
81
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