Problems by Ondřej Lhoták

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Adventures in Moving -- Part IV 1802 403 22% 0.00 348 285 82% 4.9
Babelfish 11744 5228 45% 0.01 4232 3767 89% 2.4
Bridges and Tunnels 778 250 32% 0.04 167 148 89% 3.6
Bridges and Tunnels 2 158 39 25% 0.06 34 27 79% 5.2
Buzzwords 1127 368 33% 0.00 245 198 81% 5.4
Card Hands 53 25 47% 0.06 19 17 89% 5.1
Carpool 329 59 18% 0.00 56 43 77% 6.3
Colliding Traffic 729 101 14% 0.01 89 64 72% 7.4
Convex Hull 1033 248 24% 0.03 201 149 74% 6.8
Course Scheduling 658 395 60% 0.01 259 242 93% 2.0
Crabbles 105 25 24% 0.14 28 20 71% 6.2
Digits 2306 739 32% 0.00 686 583 85% 3.2
Dominoes 2 4381 1402 32% 0.00 1184 1002 85% 3.8
Dominos 4664 1050 23% 0.02 807 605 75% 5.0
Driving Range 1821 626 34% 0.15 492 437 89% 3.7
Exact Change 6747 1798 27% 0.00 1410 1056 75% 4.0
Exchange Rates 394 112 28% 0.00 122 102 84% 5.1
Fire! 2776 635 23% 0.01 495 384 78% 5.2
Frosh Week 6304 1590 25% 0.00 1348 944 70% 5.4
Hot Spot 123 24 20% 0.16 29 20 69% 6.8
Ideas 50 6 12% 0.18 9 5 56% 7.5
Knight's Trip 235 41 17% 0.00 58 37 64% 7.7
Logo 2 1906 425 22% 0.00 194 154 79% 5.5
MC Part Deux 31 5 16% 0.00 8 4 50% 7.9
Modulo Solitaire 198 76 38% 0.09 43 40 93% 4.2
Nice Prefixes 62 15 24% 0.02 20 12 60% 8.6
Ocean Currents 747 264 35% 0.17 203 174 86% 5.0
Pick up sticks 3597 1012 28% 0.08 844 657 78% 4.0
Rocket Stages 346 87 25% 0.03 50 32 64% 4.1
Room Painting 4776 1265 26% 0.01 1151 939 82% 3.6
Scrolling Sign 754 352 47% 0.00 353 313 89% 3.1
Shopping 701 130 19% 0.21 72 60 83% 6.0
Slalom 2 785 140 18% 0.10 118 84 71% 6.2
Stack Machine 74 20 27% 0.02 14 10 71% 6.3
The Dragon of Loowater 4111 1368 33% 0.01 1323 1091 82% 3.0
Tic Tac Toe 1204 64 5% 0.01 134 44 33% 9.0
Tour de France 1763 622 35% 0.00 590 515 87% 3.1
Train Sorting 6024 1125 19% 0.00 1114 764 69% 6.1
Treasure Hunt 4951 1640 33% 0.00 1456 1310 90% 2.5
Tunnelling the Earth 70 38 54% 0.00 30 26 87% 5.0
Unique Snowflakes 3234 902 28% 0.02 687 557 81% 4.5
Virtual Friends 9776 2675 27% 0.01 1975 1489 75% 4.6
Zerg Rush!!! 106 13 12% 0.28 17 11 65% 7.6