Problems

Problem Category Points AC % Users
BOI 2007 P1 - Escape BOI 20p 15.1% 27
BOI 2007 P2 - Sorting BOI 40p 10.3% 6
BOI 2007 P3 - Sound BOI 10p 41.9% 87
BOI 2011 P5 - Time Is Money BOI 20p 16.0% 13
BOI 2013 P2 - Palindrome-Free Numbers BOI 15p 28.3% 11
BOI 2013 P5 - Tracks in the Snow BOI 12p 45.9% 5
BOI 2013 P6 - Vim BOI 20p 33.3% 1
Boolean Uncategorized 4 66.0% 1538
Brazilian IOI TST '19 Day 1 - Secret Santa Uncategorized 17p 15.8% 6
Polynomial Time Boolean Satisfiability Uncategorized 15p 37.8% 34
Back to School '16: Harambe Seasonal 3p 27.9% 622
Back to School '16: Paradox Seasonal 5 33.5% 196
Back to School '16: Dodgeball Seasonal 7p 34.0% 247
Back to School '16: Screensaver Seasonal 10 11.5% 80
Back to School '16: Cherry Tree Seasonal 12p 39.7% 207
Back to School '16: Times Table Seasonal 17p 5.9% 25
Back to School '16: Contest Practice Seasonal 20p 40.3% 39
Back to School '16: Textbooks Seasonal 20p 23.1% 63
Back To School '17: 🅱aram🅱e Seasonal 3p 42.4% 311
Back to School '17: Avalon Seasonal 5p 28.3% 227
Back To School '17: Physics Seasonal 5p 7.1% 54
Back To School '17: Wet Mud Seasonal 10p 15.0% 171
Back to School '17: New English Seasonal 12p 11.6% 36
Back to School '17: Sour Candy Seasonal 15p 30.8% 62
Back to School '17: Hot and Cold Seasonal 20p 18.4% 25
Back to School '17: Big Integer Seasonal 35p 6.4% 24
Back To School '18: Harambe Seasonal 3 22.4% 265
Back To School '18: Letter Frequency Seasonal 5p 23.4% 232
Back To School '18: Making Friends Seasonal 7p 17.2% 110
Back To School '18: Beautiful Trees Seasonal 10p 13.3% 73
Back To School '18: An FFT Problem Seasonal 12p 24.4% 86
Back To School '18: The Golden Porcupine Seasonal 15p 19.6% 42
Back To School '18: Trucking Troubles II Seasonal 20p 32.3% 25
Back To School '18: Function Maximization Seasonal 25p 11.3% 19
Back To School '19: H🅰️r🅰️mbe Seasonal 3 36.9% 177
Back To School '19: Parkour Seasonal 5p 9.8% 105
Back To School '19: Chemistry Seasonal 7p 12.6% 76
Back To School '19: A Circular Game Seasonal 10p 7.3% 37
Back To School '19: Heist Night Seasonal 15p 14.0% 24
Back To School '19: Unstable Books Seasonal 15p 31.9% 26
Back To School '19: FFT Fun Seasonal 20p 10.8% 13
Back To School '19: Beautiful_Times' Fruit Scam Seasonal 35p 19.6% 4
Mighty Cactus Uncategorized 7 7.8% 7
Castle Invasion Uncategorized 10p 24.8% 35
CCC '00 J1 - Calendar CCC 3 11.0% 493
CCC '00 J2 - 9966 CCC 3 34.8% 712
CCC '00 S1 - Slot Machines CCC 5 25.8% 971
CCC '00 S2 - Babbling Brooks CCC 7 32.7% 665
CCC '00 S3 - Surfing CCC 7 13.9% 197
CCC '00 S4 - Golf CCC 10 21.8% 724