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Problem Category Points AC % Users
ACM U of T Tryouts C3 D - A Frightening Evening ICPC 5 21.1% 45
ACM U of T Tryouts C3 E - A Brief Expedition ICPC 10 34.3% 67
ACM U of T Tryouts C3 F - A Pleasant Stroll ICPC 15 17.2% 29
ACM U of T Tryouts C3 G - Office Mates ICPC 15 21.8% 34
A Coin Problem Uncategorized 12p 18.9% 297
A Combining Problem Uncategorized 20 14.8% 19
ACSL '09 Practice P1 - Kansas Uncategorized 7 14.7% 67
ACSL '09 Practice P2 - Cars Uncategorized 10p 19.1% 36
ACSL '09 Practice P3 - Zeroes Uncategorized 10 21.6% 125
ACSL '09 Practice P4 - Rank Uncategorized 7 46.1% 838
ACSL '09 Practice P5 - Fax Uncategorized 12p 29.3% 18
ACSL '09 Practice P6 - Expression Uncategorized 10p 11.4% 29
ACSL '09 Practice P7 - Cube Uncategorized 15 16.1% 27
ACSL '09 Contest 1 Senior - Bridge Uncategorized 10p 25.0% 15
ACSL '09 Contest 3 Senior - Pinochle Uncategorized 10p 34.1% 3
A Digit Problem Uncategorized 12p 31.8% 59
April Fools' Day Contest 1 P1 - Sample Case Uncategorized 0 55.9% 228
April Fools' Day Contest 1 P2 - Sample Case Uncategorized 0 24.2% 150
April Fools' Day Contest 1 P3 - Author Uncategorized 0 47.7% 189
April Fools' Day Contest 1 P4 - Choosing Choosily Uncategorized 0p 44.1% 208
April Fools' Day Contest 1 P5 - Definition Uncategorized 0 40.5% 182
April Fools' Day Contest 1 P6 - April Fools' Day (BOJ Edition) Uncategorized 0 3.1% 141
April Fools' Day Contest 1 P7 - Half-Plane Intersection Uncategorized 0 3.2% 71
April Fools' Day Contest 1 P8 - NP-Hard Uncategorized 0 5.7% 25
A Harder Game Uncategorized 15p 8.5% 31
Alawn's Problem Uncategorized 7 41.4% 25
Sum of Primes 2 Uncategorized 5p 21.5% 332
A Long Problem Uncategorized 0p 58.7% 43
Alphabet Score Uncategorized 3p 49.4% 307
Adaptive Mechanized Calcium Chlorohypochlorite Uncategorized 25 15.2% 9
Amplitude Hackathon '23 Problem 1 - Company Values Uncategorized 0p 30.4% 49
Amplitude Hackathon '23 Problem 2 - Gigatron Lag Uncategorized 3p 26.2% 38
Amplitude Hackathon '23 Problem 3 - Dedupe Uncategorized 5p 53.3% 38
Amplitude Hackathon '23 Problem 4 - Frequency Queries Uncategorized 7p 15.3% 16
Amplitude Hackathon '23 Problem 5 - Partition Assignment Uncategorized 7p 22.5% 19
Amplitude Hackathon '23 Problem 6 - Journeys Uncategorized 10p 26.4% 12
Amplitude Hackathon '23 Practice Problem 1 - Gigatron EPS Modulo 998244353 Uncategorized 3p 58.2% 40
Amplitude Hackathon '23 Practice Problem 2 - Go Amplitude! Uncategorized 5p 14.6% 19
Amplitude Hackathon '23 Practice Problem 3 - Demo Day Demos Uncategorized 5p 31.8% 24
Amplitude Hackathon '23 Practice Problem 4 - Gigatron Autoscaling Uncategorized 3p 64.8% 27
Amplitude Hackathon '23 Practice Problem 5 - What is Spenser's Last Name? Uncategorized 0p 42.4% 27
Troubling Times Uncategorized 5p 33.0% 538
And Password Uncategorized 20p 16.4% 8
Andrew Needs Help Uncategorized 12p 26.2% 29
A New Country Uncategorized 25p 25.1% 17
Angie and Functions Uncategorized 20p 23.6% 15
A Noisy Class Uncategorized 7 29.4% 751
Another Sorting Uncategorized 5p 36.1% 429
APIO '07 P1 - Mobiles APIO 12p 30.8% 67
APIO '07 P2 - Backup APIO 25p 16.1% 69