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CCC '25 J3 - Product Codes
CCC '25 J5 - Connecting Territories
CCC '25 J4 - Sunny Days
DWITE '08 R3 #4 - Time for change
COCI '15 Contest 2 #1 Marko
CCC '25 S2 - Cryptogram Cracking Club
COCI '06 Regional #1 Bard
Problem
Category
Points
AC %
Users
WC '18 Contest 1 J1 - Homework
Woburn Challenge
3p
57.6%
272
WC '18 Contest 1 J2 - Making the Cut
Woburn Challenge
3p
67.3%
236
WC '18 Contest 1 J3 - Comparing Grades
Woburn Challenge
5p
56.5%
154
WC '18 Contest 1 J4 - Germaphobia
Woburn Challenge
5p
41.2%
80
WC '18 Contest 1 S1 - Inspiration
Woburn Challenge
7p
29.3%
72
WC '18 Contest 1 S2 - Essay Generator
Woburn Challenge
7p
35.8%
228
WC '18 Contest 1 S3 - Reach for the Top
Woburn Challenge
12p
12.5%
141
WC '18 Contest 1 S4 - Bad Influence
Woburn Challenge
15p
15.0%
21
WC '18 Contest 2 J1 - Alternate Access
Woburn Challenge
3p
64.8%
140
WC '18 Contest 2 J2 - This Message will Self-Destruct
Woburn Challenge
3p
64.2%
249
WC '18 Contest 2 J3 - Seeing Double
Woburn Challenge
3p
59.7%
125
WC '18 Contest 2 J4 - Ammunition
Woburn Challenge
7p
21.3%
53
WC '18 Contest 2 S1 - Laser Grid
Woburn Challenge
7p
57.1%
116
WC '18 Contest 2 S2 - Plutonium
Woburn Challenge
12p
13.7%
90
WC '18 Contest 2 S3 - Multitasking
Woburn Challenge
15p
15.2%
15
WC '18 Contest 2 S4 - Car Convergence Chaos
Woburn Challenge
25p
1.6%
2
WC '18 Contest 3 J1 - An Honest Day's Work
Woburn Challenge
3p
58.0%
3731
WC '18 Contest 3 J2 - Net Weight
Woburn Challenge
5p
45.5%
262
WC '18 Contest 3 J3 - R
Woburn Challenge
3p
62.8%
113
WC '18 Contest 3 J4 - Leveling Up
Woburn Challenge
7p
34.8%
110
WC '18 Contest 3 S1 - The Perfect Team
Woburn Challenge
10p
49.8%
72
WC '18 Contest 3 S2 - Gym Tour
Woburn Challenge
12p
40.6%
155
WC '18 Contest 3 S3 - Counterpicking
Woburn Challenge
15p
8.9%
16
WC '18 Contest 3 S4 - Holey Travels
Woburn Challenge
20p
1.5%
2
WC '18 Contest 4 J1 - A Fistful of Quarters
Woburn Challenge
3p
48.2%
139
WC '18 Contest 4 J2 - Life Insurance
Woburn Challenge
3p
51.3%
141
WC '18 Contest 4 J3 - Inventory
Woburn Challenge
5p
28.8%
38
WC '18 Contest 4 J4 - Your Name, Please
Woburn Challenge
7p
13.2%
16
WC '18 Contest 4 S1 - World of StarCraft
Woburn Challenge
10p
50.4%
279
WC '18 Contest 4 S2 - Farming Simulator
Woburn Challenge
15p
33.5%
65
WC '18 Contest 4 S3 - Dance Royale
Woburn Challenge
15p
18.9%
33
WC '18 Contest 4 S4 - Super Luigi Odyssey
Woburn Challenge
25p
9.2%
4
WC '18 Finals J1 - Conditional Contracts
Woburn Challenge
5p
39.0%
174
WC '18 Finals J2 - Script Doctor
Woburn Challenge
5p
25.3%
87
WC '18 Finals S1 - Behind the Scenes
Woburn Challenge
7p
39.5%
48
WC '18 Finals S2 - Top Billing
Woburn Challenge
12p
37.3%
54
WC '18 Finals S3 - Screen Time
Woburn Challenge
15p
19.5%
24
WC '18 Finals S4 - Posters
Woburn Challenge
20p
24.0%
6
WC '18 Finals S5 - Opening Weekend
Woburn Challenge
25p
13.3%
7
WC '95 P1 - Coded Message
Woburn Challenge
7
9.4%
57
WC '95 P2 - Round Numbers
Woburn Challenge
12p
9.1%
41
WC '95 P3 - Smallest Latin Square
Woburn Challenge
10
39.3%
48
WC '95 P4 - Wildcard
Woburn Challenge
10
45.3%
42
WC '95 P5 - Factorial Power
Woburn Challenge
5
28.4%
129
WC '96 P1 - Fishes in a Tank
Woburn Challenge
5
25.9%
42
WC '96 P2 - Row and Column
Woburn Challenge
7
13.2%
35
WC '96 P3 - Hidden Geography
Woburn Challenge
5
32.2%
122
WC '96 P5 - Plentiful Paths
Woburn Challenge
7
36.8%
193
WC '96 P6 - Bases Multiplication
Woburn Challenge
5
40.7%
248
WC '97 P1 - Searching Quickly
Woburn Challenge
10
30.8%
11
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