Problems by Howard Cheng

Name Fastest Shortest Total Acc. Ratio Difficulty Languages
Amazing Race 0.29 1101 804 189 24% 6.2Hard en
Antialiasing 0.18 2720 99 19 19% 7.0Hard en
Arithmetic Decoding 0.00 210 502 283 56% 2.3Easy en
Bitmask 0.00 382 118 74 63% 3.3Medium en
Conquest 0.04 378 3166 842 27% 3.2Medium en
Decisions, Decisions 0.00 187 462 249 54% 3.0Medium en
Distance 0.02 208 1065 359 34% 4.2Medium en
Election 0.00 466 2389 444 19% 6.6Hard en
Election Paradox 0.00 93 572 373 65% 1.9Easy en
Eligibility 0.00 108 5971 3008 50% 1.6Easy en
Even Up Solitaire 0.00 135 7419 2970 40% 2.6Easy en
Forced Choice 0.00 58 1760 1249 71% 1.4Easy en
Forest for the Trees 0.00 369 933 213 23% 5.1Medium en
Ghostbusters 3 0.00 99 166 73 44% 5.6Hard en
Heart Rate 0.00 56 10566 6863 65% 1.4Easy en ja
Hogwarts 0.00 574 446 100 22% 5.2Medium en
Initials 0.01 551 268 69 26% 6.9Hard en
Locked Treasure 0.00 96 1258 672 53% 2.5Easy en
Molecules 0.00 694 726 243 33% 3.6Medium en
Multiplication Game 0.02 563 1019 320 31% 5.5Hard en
Open-Pit Mining 0.00 1052 646 299 46% 4.1Medium en
Particle Collision 0.00 965 475 139 29% 5.6Hard en
Password Hacking 0.00 118 4109 1735 42% 2.2Easy en
Plane Ticket Pricing 0.00 469 1057 356 34% 4.6Medium en
Plotting Polynomials 0.00 193 486 349 72% 2.4Easy en
Polyline Simplification 0.05 892 766 162 21% 6.8Hard en
Popular Vote 0.00 222 6013 2617 44% 2.2Easy en
Protect the Pollen! 0.02 789 142 37 26% 7.2Hard en
Quality-Adjusted Life-Year 0.00 33 24647 14848 60% 1.3Easy en ja
Repeated Substrings 0.05 1024 1504 454 30% 6.4Hard en
Restaurant Ratings 0.00 344 430 221 51% 3.8Medium en
Scaling Recipes 0.01 173 2242 1266 56% 1.8Easy en
Space Junk 0.00 622 1486 370 25% 4.2Medium en
Studying For Exams 0.00 385 617 206 33% 5.2Medium en
Train Boarding 0.00 195 738 214 29% 3.8Medium en
Vaccine Efficacy 0.00 322 1622 696 43% 2.7Easy en