Problems

 RSS feed for new problems
Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Zuma 42 17 40% 0.00 19 14 74% 7.1
Zoning Houses 936 276 29% 0.09 217 151 70% 5.8
Zoning 374 126 34% 0.07 134 102 76% 4.9
Znanstvenik 492 220 45% 0.01 139 120 86% 4.1
Zipf's Song 763 216 28% 0.01 226 149 66% 4.0
Zipf's Law 1025 255 25% 0.01 192 137 71% 5.8
Zig Zag Nametag 866 350 40% 0.00 355 301 85% 3.6
Zigzag 515 175 34% 0.02 147 119 81% 4.8
Zgodan 65 21 32% 0.00 33 21 64% 6.5
Zerg Rush!!! 31 7 23% 0.58 10 6 60% 8.1
Zebras and Ocelots 1156 401 35% 0.00 398 354 89% 3.3
Zbrka 214 97 45% 0.02 85 72 85% 5.8
Zapis 326 102 31% 0.00 85 73 86% 4.8
Zamka 7349 4412 60% 0.00 4073 3938 97% 1.4
Zagrade 706 261 37% 0.00 239 208 87% 3.0
┼Żabe 59 5 8% 0.00 10 4 40% 8.8
Zabava 212 85 40% 0.01 83 69 83% 4.0
Yoda 3182 1486 47% 0.00 1367 1239 91% 2.1
Yin and Yang Stones 1984 1237 62% 0.00 1137 1056 93% 1.8
Yikes - Bikes! 324 56 17% 0.00 88 46 52% 8.2
Yet Satisfiability Again! 1090 353 32% 0.00 247 211 85% 3.8
Yes, Yes, It's Nonograms 45 20 44% 0.01 16 14 88% 5.5
YATP 379 136 36% 0.48 85 61 72% 4.6
XYZZY 1115 233 21% 0.01 188 136 72% 6.9
Xtreme Driving 81 24 30% 0.00 29 24 83% 5.2
X-ray spectrum 166 38 23% 0.00 39 34 87% 4.4
Xortris 193 59 31% 0.00 67 53 79% 5.9
XOR Sequences 186 66 35% 0.01 73 57 78% 4.2
Xor Maximization 305 110 36% 0.00 83 64 77% 5.7
XOR Equation 164 46 28% 0.02 46 35 76% 6.1
Worst Weather Ever 811 136 17% 0.04 146 81 55% 7.9
Wormholes 327 66 20% 0.00 58 31 53% 8.3
Work Reduction 494 167 34% 0.01 114 85 75% 5.9
Workout for a Dumbbell 500 156 31% 0.00 148 111 75% 6.1
Working at the Restaurant 1197 361 30% 0.01 322 254 79% 4.8
WordSpin 214 62 29% 0.06 65 53 82% 4.8
Words for Numbers 1344 526 39% 0.00 528 468 89% 2.5
Word Ladder 274 75 27% 0.00 82 63 77% 6.0
Word Equations 107 19 18% 0.05 30 18 60% 8.5
Word Clouds Revisited 224 92 41% 0.00 113 85 75% 5.2
Word Cloud 583 300 51% 0.00 287 268 93% 2.2
Wooden Signs 92 48 52% 0.01 46 38 83% 3.6
Wooden Crates 118 9 8% 0.01 19 8 42% 8.0
Wood Cutting 1449 614 42% 0.01 511 441 86% 3.2
Wolf 379 122 32% 0.00 135 113 84% 5.2
Wizard of Odds 848 373 44% 0.00 374 322 86% 2.9
Wizard Dance 143 29 20% 0.15 26 20 77% 7.1
Within Arm's Reach 139 26 19% 0.00 31 23 74% 7.8
Witchwood 148 49 33% 0.00 47 41 87% 4.3
Wiseguy 12 4 33% 0.00 8 4 50% 7.5
Wireless is the New Fiber 824 341 41% 0.01 297 267 90% 2.8
Wire Crossing 315 34 11% 0.02 42 27 64% 7.6
Wipe Your Whiteboards 181 45 25% 0.00 61 43 70% 6.7
Winter Roads 138 14 10% 0.40 19 11 58% 7.5
Winter Festival 39 14 36% 0.07 22 13 59% 6.9
Winning Streak 546 113 21% 0.13 97 64 66% 4.9
Windy Path 127 37 29% 0.00 49 33 67% 4.2
Window Manager 456 102 22% 0.00 103 85 83% 5.9
Wi Know 574 169 29% 0.05 113 93 82% 4.7
Wi-Fi 497 144 29% 0.02 108 85 79% 5.3
Who Wants to Live Forever? 209 22 11% 0.01 43 20 47% 8.0
Who's the Boss? 76 25 33% 0.02 26 16 62% 7.8
Who owns the Amiga? 94 30 32% 0.00 26 15 58% 8.6
White Water Rafting 1046 392 37% 0.00 336 280 83% 3.4
Whiteboard 204 65 32% 0.41 79 57 72% 5.7
Which Base is it Anyway? 1296 535 41% 0.00 476 423 89% 2.3
Where to Live? 514 175 34% 0.01 150 117 78% 4.6
Where's My Internet?? 8063 2337 29% 0.02 1718 1357 79% 4.0
When Planetoids Align 134 28 21% 0.11 29 21 72% 6.5
Wheels 397 130 33% 0.01 114 97 85% 3.7
Wheel Game 31 10 32% 0.00 13 10 77% 6.7
What's on the Grille? 1159 341 29% 0.00 366 309 84% 3.7
What's In It For Me? 149 49 33% 0.00 53 43 81% 4.6
What Really Happened on Mars? 194 53 27% 0.00 55 42 76% 6.3
What does the fox say? 5036 2292 46% 0.00 2111 1906 90% 2.1
What Does It Mean? 1252 354 28% 0.00 367 264 72% 5.7
Whac-a-Mole 660 174 26% 0.02 101 77 76% 5.5
WFF 'N PROOF 212 97 46% 0.00 103 91 88% 3.1
Wet Tiles 429 193 45% 0.04 203 170 84% 3.8
WERTYU 2913 776 27% 0.00 795 663 83% 2.9
Welcome to Code Jam (Hard) 877 349 40% 0.00 349 286 82% 4.9
Welcome to Code Jam (Easy) 1208 656 54% 0.00 571 530 93% 2.1
Weightlifting 139 56 40% 0.00 36 34 94% 4.1
Wedding 264 48 18% 0.00 35 27 77% 7.3
Weather Report 324 210 65% 0.01 199 180 90% 2.9
Weak Vertices 1648 1063 65% 0.00 977 910 93% 1.8
Watersheds 70 37 53% 0.00 39 34 87% 4.4
Watering Grass 1876 375 20% 0.02 319 234 73% 5.9
Water 91 34 37% 0.02 36 30 83% 5.6
Watch Where You Step 192 67 35% 0.04 53 44 83% 5.0
Watchdog 376 181 48% 0.00 154 145 94% 2.1
War on Weather 204 100 49% 0.00 97 88 91% 3.4
Warehouse 1075 620 58% 0.00 521 502 96% 1.8
Walrus Weights 2713 805 30% 0.00 571 446 78% 4.0
Walk 23 4 17% 0.02 6 4 67% 7.2
Waif Until Dark 477 178 37% 0.00 141 132 94% 2.8
Vuk 223 90 40% 0.01 76 68 89% 2.9
Vudu 294 141 48% 0.14 87 78 90% 4.6
Volume Amplification 281 86 31% 0.11 71 40 56% 8.3
Volim 3198 1539 48% 0.00 1470 1402 95% 1.6