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Problem Category Points AC % Users
EGOI '23 P7 - Sopsug EGOI 17p 6.7% 22
EGOI '23 P8 - Guessing Game EGOI 50p 2.0% 11
Power Distribution Uncategorized 7p 14.8% 35
Assembly Elves Uncategorized 10p 9.3% 19
Emoji Search Uncategorized 5 48.0% 136
Encode Uncategorized 5 28.8% 264
Equivalent Addresses Uncategorized 7 32.6% 20
Evan's Cube Uncategorized 12p 26.4% 11
Exam Prep Uncategorized 7p 25.6% 278
Executable Format Uncategorized 10 28.3% 22
Expected Value Uncategorized 15 24.8% 23
Fast Factorial Calculator Uncategorized 7 16.1% 582
Fast Factorial Calculator 2 Uncategorized 20p 10.0% 70
Fast Factorial Calculator 3 Uncategorized 40 2.3% 11
Factorial Calculator TLE 7p 19.5% 89
Factors Uncategorized 7 8.8% 59
Fair Competition Olympiads School 5 33.7% 132
Falling Snowflakes Uncategorized 15p 36.6% 46
Fast Bit Counting Uncategorized 3p 47.2% 294
Fast LCA Uncategorized 12 22.4% 60
Fast LCA (Hard) Uncategorized 17 8.8% 10
The Codefather Uncategorized 15p 7.1% 23
Favorite Numbers Uncategorized 5 25.6% 131
Facebook Hacker Cup '14 Final Round P3 - Fortunate Wheels Uncategorized 40 14.6% 9
Facebook Hacker Cup '14 Final Round P4 - Tours Uncategorized 25 22.2% 23
Facebook Hacker Cup '15 Round 1 P1 - Homework FHC 10 33.8% 701
Facebook Hacker Cup '15 Round 1 P2 - Autocomplete FHC 10 38.1% 314
Facebook Hacker Cup '15 Round 1 P3 - Winning at Sports FHC 12 49.1% 203
Facebook Hacker Cup '15 Round 1 P4 - Corporate Gifting FHC 17 45.9% 89
Facebook Hacker Cup '15 Round 2 P1 - Lazy Sort FHC 10 32.1% 304
Facebook Hacker Cup '15 Round 2 P2 - All Critical FHC 15 55.1% 45
Facebook Hacker Cup '15 Round 2 P3 - Autocomplete Strikes Back FHC 20 50.0% 25
Facebook Hacker Cup '15 Round 2 P4 - Fox Socks FHC 30 10.3% 21
Facebook Hacker Cup '15 Round 3 P1 - Boomerang FHC 12p 24.5% 28
Facebook Hacker Cup '15 Round 3 P2 - Lunch Scheduling FHC 15p 14.5% 7
Facebook Hacker Cup '15 Round 3 P3 - Gentrification FHC 25p 43.3% 18
Facebook Hacker Cup '15 Round 3 P4 - Fox Rocks FHC 35p 33.3% 12
Facebook Hacker Cup '17 Qualifying Round P1 - Progress Pie FHC 5p 34.1% 21
Facebook Hacker Cup '17 Qualifying Round P2 - Lazy Loading FHC 5p 44.1% 44
Facebook Hacker Cup '17 Qualifying Round P3 - Fighting the Zombie FHC 10p 18.7% 32
Facebook Hacker Cup '19 Final Round P1 - Strings as a Service FHC 15p 31.3% 5
Facebook Hacker Cup '19 Final Round P6 - Temporal Revision FHC 40p 41.2% 5
Fibonacci Sequence Uncategorized 15p 13.6% 940
Fibonacci Sequence (Harder) Uncategorized 17 19.4% 468
Figurines Uncategorized 20 20.8% 30
Firebending Uncategorized 3 61.9% 390
Fives Uncategorized 10p 30.5% 10
Fixing Shirts Uncategorized 15 19.7% 29
Fizz Coke Uncategorized 7p 26.0% 60
A Floyd-Warshall Problem Uncategorized 15 0.6% 2