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Hot problems
DMOPC '15 Contest 7 P6 - A Very Very Original Problem
Canada Day Contest 2021 - CCC Bad Haha
CCC '00 S1 - Slot Machines
CCC '13 S2 - Bridge Transport
CCC '16 J3 - Hidden Palindrome
CCC '25 S2 - Cryptogram Cracking Club
CCC '24 S4 - Painting Roads
Problem
Category
Points
AC %
Users
ACM U of T Tryouts C2 F - Light Cyclin'
ICPC
20
17.7%
81
ACM U of T Tryouts C3 A - A Research Project
ICPC
3
51.2%
495
ACM U of T Tryouts C3 B - A Careful Reply
ICPC
3
43.5%
408
ACM U of T Tryouts C3 C - A Subtle Surf
ICPC
10
24.9%
83
ACM U of T Tryouts C3 D - A Frightening Evening
ICPC
5
21.6%
52
ACM U of T Tryouts C3 E - A Brief Expedition
ICPC
10
33.9%
81
ACM U of T Tryouts C3 F - A Pleasant Stroll
ICPC
15
18.2%
34
ACM U of T Tryouts C3 G - Office Mates
ICPC
15
21.3%
35
A Coin Problem
Uncategorized
12p
19.3%
322
A Combining Problem
Uncategorized
20
14.7%
19
ACSL '09 Practice P1 - Kansas
Uncategorized
7
12.7%
71
ACSL '09 Practice P2 - Cars
Uncategorized
10p
18.9%
38
ACSL '09 Practice P3 - Zeroes
Uncategorized
10
22.3%
145
ACSL '09 Practice P4 - Rank
Uncategorized
7
49.1%
1278
ACSL '09 Practice P5 - Fax
Uncategorized
12p
27.3%
21
ACSL '09 Practice P6 - Expression
Uncategorized
10p
12.1%
34
ACSL '09 Practice P7 - Cube
Uncategorized
15
16.2%
28
ACSL '09 Contest 1 Senior - Bridge
Uncategorized
10p
23.1%
18
ACSL '09 Contest 3 Senior - Pinochle
Uncategorized
10p
33.7%
4
A Digit Problem
Uncategorized
12p
17.1%
56
April Fools' Day Contest 1 P1 - Sample Case
Uncategorized
0
55.2%
266
April Fools' Day Contest 1 P2 - Sample Case
Uncategorized
0
24.9%
172
April Fools' Day Contest 1 P3 - Author
Uncategorized
0
52.6%
234
April Fools' Day Contest 1 P4 - Choosing Choosily
Uncategorized
0p
42.9%
267
April Fools' Day Contest 1 P5 - Definition
Uncategorized
0
42.7%
218
April Fools' Day Contest 1 P6 - April Fools' Day (BOJ Edition)
Uncategorized
0
3.1%
167
April Fools' Day Contest 1 P7 - Half-Plane Intersection
Uncategorized
0
3.9%
88
April Fools' Day Contest 1 P8 - NP-Hard
Uncategorized
0
5.9%
29
April Fools' Day Contest 2 P1 - Columbus' Conjecting Conundrum
Uncategorized
0
56.3%
183
April Fools' Day Contest 2 P2 - Brainrot Quiz
Uncategorized
0
7.3%
65
April Fools' Day Contest 2 P3 - Fast Code Only!
Uncategorized
0
35.8%
151
April Fools' Day Contest 2 P4 - iryg HUIunuim m
Uncategorized
0
32.4%
90
April Fools' Day Contest 2 P5 - Non-polynomial
Uncategorized
0
23.3%
47
April Fools' Day Contest 2 P6 - LLM or not?
Uncategorized
0
7.7%
93
April Fools' Day Contest 2 P6 - LLM or not? (Hard)
Uncategorized
0
11.9%
92
April Fools' Day Contest 2 P7 - Can you?
Uncategorized
0p
48.4%
160
April Fools' Day Contest 2 P7 - Can you? (Hard)
Uncategorized
0
9.1%
101
A Harder Game
Uncategorized
15p
8.7%
33
Arcadia Computing Contest 1 P1 - Test Anxiety
Uncategorized
3
42.7%
426
Arcadia Computing Contest 1 P2 - Chemistry
Uncategorized
5
31.6%
274
Arcadia Computing Contest 1 P3 - ScanTron
Uncategorized
5p
29.6%
252
Arcadia Computing Contest 1 P4 - Cyclic Sorting
Uncategorized
7p
22.2%
146
Arcadia Computing Contest 1 P5 - Hacking Grades
Uncategorized
7
39.6%
131
Arcadia Computing Contest 2 P1 - Rejected
Uncategorized
3
67.3%
324
Arcadia Computing Contest 2 P2 - Tennis
Uncategorized
5
41.1%
298
Arcadia Computing Contest 2 P3 - Alternato
Uncategorized
7p
17.9%
158
Arcadia Computing Contest 2 P4 - Choose Your Own Adventure!
Uncategorized
7
41.2%
152
Arcadia Computing Contest 2 P5 - lp0 is on fire!
Uncategorized
10p
29.8%
134
Alawn's Problem
Uncategorized
7
35.5%
30
Sum of Primes 2
Uncategorized
5p
20.6%
404
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