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Hot problems
COCI '08 Contest 3 #6 Najkraci
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
DWITE '10 R3 #3 - Dominos Tiling
Problem
Category
Points
AC %
▾
Users
ECOO '14 R3 P3 - Future City
ECOO
10p
26.9%
26
ECOO '14 R3 P4 - Baby Talk
ECOO
10p
59.1%
29
ECOO '12 R1 P1 - Sluggers
ECOO
5p
21.6%
70
IOI '17 P1 - Nowruz
IOI
20p
0.0%
0
IOI '10 P7 - Maze
IOI
25p
0.0%
0
A Harder Game
Uncategorized
15p
8.5%
31
Back To School '17: Wet Mud
Seasonal
10p
19.7%
329
CCC '04 S2 - TopYodeller
CCC
5
21.5%
732
CCC '04 S3 - Spreadsheet
CCC
10
27.0%
614
CCC '04 S4 - Space Turtle
CCC
10p
19.7%
185
CCC '04 S5 - Super Plumber
CCC
10p
23.8%
402
Back To School '17: Physics
Seasonal
7
6.9%
70
Back To School '17: 🅱aram🅱e
Seasonal
3p
41.5%
408
Back To School '17: Avalon
Seasonal
5p
29.1%
345
TSS Club Fair 2017 Problem A
Uncategorized
3p
62.1%
267
TSS Club Fair 2017 Problem B
Uncategorized
7p
21.4%
532
Summer Institute '17 Contest 1 P1 - Ant Clans
SIUCF
20p
16.9%
30
DMPG '18 G3 - Lonely Carrot's Anguish
DMOPC
30p
12.6%
23
Waterloo 2017 Fall A - Art
Waterloo Local
3p
46.6%
109
Waterloo 2017 Fall B - Biology
Waterloo Local
5p
48.6%
11
Waterloo 2017 Fall C - Computer Science
Waterloo Local
10p
29.0%
27
Waterloo 2017 Fall D - Drama
Waterloo Local
20p
62.5%
3
Waterloo 2017 Fall E - English
Waterloo Local
15p
66.7%
4
Summer Institute '17 Contest 3 P4 - Customs
SIUCF
15
41.0%
23
DWITE '08 R5 #3 - Working Directory
DWITE
7
45.9%
16
DWITE '11 R5 #3 - Unit rectangles
DWITE
3
51.7%
71
DWITE '07 R1 #1 - Vanilla Primes
DWITE
3
24.6%
651
DWITE '09 R2 #4 - Breadth First Not Quite Tree
DWITE
5
33.1%
151
DWITE '09 R2 #5 - Portals Redux
DWITE
12
39.7%
23
DWITE '10 R1 #5 - Ricochet Robot
DWITE
7
42.1%
19
DWITE '12 R2 #2 - Word Arithmetic
DWITE
5
31.9%
19
DWITE '11 R2 #4 - Bear Trees
DWITE
10
21.6%
19
DWITE '07 R1 #4 - Stacks of Blocks
DWITE
5
36.4%
256
DWITE '09 R7 #5 - Snapper Chain
DWITE
10
51.3%
75
DWITE '07 R4 #1 - Curve-shot
DWITE
5
56.1%
32
DWITE '12 R5 #3 - Triangle Count
DWITE
7
33.7%
164
DWITE '07 R5 #4 - Train ride
DWITE
7
53.4%
37
DWITE '08 R4 #1 - Four player Pong with no players
DWITE
7
71.9%
58
DWITE '07 R5 #3 - Parity bit
DWITE
5
70.2%
103
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
31.1%
57
DWITE '07 R4 #3 - Don't follow my links
DWITE
5
54.9%
10
DWITE '08 R2 #4 - Big shiny tunes
DWITE
7
63.0%
83
DWITE '09 R5 #5 - Weak Passwords
DWITE
5
38.5%
26
DWITE '12 R2 #1 - Sugar Rush
DWITE
3
30.4%
101
DWITE '09 R6 #4 - Time for Change
DWITE
7
58.0%
210
DWITE '09 R1 #1 - iProfits
DWITE
3
49.3%
62
DWITE '08 R1 #1 - LaNDscAPE ii
DWITE
3
64.1%
54
DWITE '10 R5 #1 - Colourful Words
DWITE
5
52.7%
41
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