Problems by Howard Cheng

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Amazing Race 280 75 27% 0.39 84 60 71% 6.8
Decisions, Decisions 293 171 58% 0.00 156 142 91% 2.9
Election 1658 292 18% 0.00 352 195 55% 6.2
Eligibility 3540 1762 50% 0.00 1701 1606 94% 1.6
Even Up Solitaire 4196 1514 36% 0.00 1398 1138 81% 2.8
Forest for the Trees 809 150 19% 0.00 158 113 72% 4.3
Heart Rate 4112 2929 71% 0.00 2565 2500 97% 1.3
Hogwarts 87 27 31% 0.00 23 21 91% 4.4
Initials 225 57 25% 0.03 72 46 64% 7.5
Locked Treasure 658 326 50% 0.00 305 270 89% 3.0
Molecules 138 44 32% 0.00 30 25 83% 5.2
Multiplication Game 855 271 32% 0.03 201 159 79% 4.9
Open-Pit Mining 248 99 40% 0.00 105 71 68% 5.6
Particle Collision 262 78 30% 0.00 88 65 74% 4.6
Password Hacking 2514 1026 41% 0.00 940 849 90% 2.2
Plane Ticket Pricing 468 168 36% 0.00 152 125 82% 5.0
Plotting Polynomials 257 197 77% 0.00 203 183 90% 2.6
Polyline Simplification 601 122 20% 0.05 129 97 75% 5.9
Popular Vote 3641 1624 45% 0.00 1597 1439 90% 2.2
Quality-Adjusted Life-Year 8204 5186 63% 0.00 4847 4699 97% 1.2
Repeated Substrings 844 255 30% 0.06 270 174 64% 6.7
Restaurant Ratings 380 194 51% 0.00 179 155 87% 3.7
Scaling Recipes 1447 809 56% 0.01 729 684 94% 1.9
Space Junk 728 185 25% 0.00 188 147 78% 5.0
Studying For Exams 580 205 35% 0.00 149 111 74% 5.2