Problems by Howard Cheng

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Amazing Race 341 92 27% 0.29 96 68 71% 7.2
Decisions, Decisions 378 211 56% 0.00 180 161 89% 3.1
Election 1800 329 18% 0.00 384 222 58% 6.1
Eligibility 4100 2030 50% 0.00 1938 1834 95% 1.6
Even Up Solitaire 4803 1766 37% 0.00 1644 1353 82% 2.9
Forest for the Trees 944 203 22% 0.00 190 144 76% 4.3
Heart Rate 6256 4194 67% 0.00 3624 3526 97% 1.3
Hogwarts 140 55 39% 0.00 48 42 88% 4.0
Initials 273 65 24% 0.02 78 53 68% 6.1
Locked Treasure 839 415 49% 0.00 390 351 90% 2.9
Molecules 272 84 31% 0.00 58 50 86% 4.8
Multiplication Game 1020 343 34% 0.02 233 187 80% 4.6
Open-Pit Mining 282 123 44% 0.00 121 89 74% 4.5
Particle Collision 293 96 33% 0.00 103 81 79% 3.4
Password Hacking 2937 1238 42% 0.00 1129 1026 91% 2.2
Plane Ticket Pricing 575 212 37% 0.00 190 160 84% 4.6
Plotting Polynomials 321 251 78% 0.00 238 218 92% 2.5
Polyline Simplification 668 133 20% 0.05 138 103 75% 6.4
Popular Vote 4257 1911 45% 0.00 1847 1665 90% 2.3
Quality-Adjusted Life-Year 11935 7418 62% 0.00 6936 6721 97% 1.3
Repeated Substrings 1026 330 32% 0.06 320 209 65% 6.4
Restaurant Ratings 411 212 52% 0.00 195 170 87% 3.6
Scaling Recipes 1624 930 57% 0.01 824 780 95% 1.8
Space Junk 885 212 24% 0.00 213 171 80% 4.9
Studying For Exams 614 221 36% 0.00 159 119 75% 5.2