Problems by Ondřej Lhoták

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Adventures in Moving -- Part IV 1871 415 22% 0.00 362 295 81% 5.0
Babelfish 13061 5771 44% 0.01 4637 4128 89% 2.3
Bridges and Tunnels 1370 471 34% 0.03 326 287 88% 3.3
Bridges and Tunnels 2 173 44 25% 0.04 39 30 77% 5.6
Buzzwords 1266 419 33% 0.00 289 234 81% 5.4
Card Hands 69 28 41% 0.06 24 20 83% 5.2
Carpool 381 64 17% 0.00 65 48 74% 7.5
Colliding Traffic 753 109 14% 0.01 97 71 73% 6.5
Convex Hull 1097 266 24% 0.03 214 159 74% 7.0
Course Scheduling 961 559 58% 0.01 415 385 93% 2.0
Crabbles 124 28 23% 0.14 33 23 70% 6.8
Digits 2755 905 33% 0.00 830 715 86% 3.3
Dominoes 2 5179 1682 32% 0.00 1409 1199 85% 3.5
Dominos 7190 1468 20% 0.02 1139 865 76% 4.7
Driving Range 2053 717 35% 0.15 559 494 88% 3.7
Exact Change 7755 2013 26% 0.00 1627 1199 74% 4.6
Exchange Rates 435 131 30% 0.00 138 117 85% 4.6
Fire! 3407 756 22% 0.01 625 473 76% 5.4
Frosh Week 6770 1757 26% 0.00 1481 1042 70% 5.9
Hot Spot 130 25 19% 0.16 33 21 64% 5.7
Ideas 51 6 12% 0.18 10 5 50% 7.5
Knight's Trip 260 45 17% 0.00 66 40 61% 8.3
Logo 2 1952 436 22% 0.00 206 164 80% 5.7
MC Part Deux 33 6 18% 0.00 10 5 50% 7.2
Modulo Solitaire 895 357 40% 0.08 74 68 92% 3.1
Nice Prefixes 73 16 22% 0.02 23 13 57% 8.3
Ocean Currents 876 313 36% 0.17 242 210 87% 4.7
Pick up sticks 4288 1220 28% 0.08 1021 800 78% 4.1
Rocket Stages 544 139 26% 0.03 72 46 64% 4.1
Room Painting 6070 1586 26% 0.01 1467 1168 80% 3.6
Scrolling Sign 956 453 47% 0.00 463 408 88% 2.9
Shopping 771 151 20% 0.15 90 74 82% 6.6
Slalom 2 812 150 18% 0.10 124 90 73% 6.0
Stack Machine 84 21 25% 0.02 16 11 69% 6.5
The Dragon of Loowater 4543 1520 33% 0.01 1425 1181 83% 3.1
Tic Tac Toe 1295 67 5% 0.01 166 47 28% 9.2
Tour de France 2006 731 36% 0.00 710 618 87% 2.7
Train Sorting 6892 1310 19% 0.00 1266 880 70% 6.1
Treasure Hunt 5402 1776 33% 0.00 1578 1416 90% 2.6
Tunnelling the Earth 126 75 60% 0.00 61 55 90% 3.2
Unique Snowflakes 3583 1015 28% 0.02 794 650 82% 4.2
Virtual Friends 10650 2872 27% 0.01 2155 1632 76% 4.4
Zerg Rush!!! 107 13 12% 0.28 18 11 61% 7.6