Problems

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Submissions Users
Name Total Acc.   Ratio Fastest Total Acc. Ratio Difficulty
Frankenstein's Monster 46 0 0% -- 5 0 0% 7.7
The Last Crusade 34 1 3% 0.01 5 1 20% 6.5
Spaghetti 52 1 2% 0.25 6 1 17% 7.2
Cutting Edge 4 1 25% 0.00 3 1 33% 5.7
Common Ground 26 1 4% 1.86 21 1 5% 8.0
Between Dark and Dawn 48 1 2% 0.04 9 1 11% 8.6
Air Rally 110 1 1% 0.98 18 1 6% 8.5
Tree Canopy Graphs 130 2 2% 0.10 5 2 40% 7.2
Special Cycle 31 2 6% 0.33 8 2 25% 8.8
Bona Fide 20 2 10% 0.88 7 1 14% 7.8
Old School Days 69 3 4% 0.07 17 3 18% 9.2
Odometer Analysis 51 3 6% 0.00 13 3 23% 9.1
Lines Of Action 36 3 8% 0.01 8 2 25% 7.0
Bling 36 3 8% 0.25 8 2 25% 8.2
Symmetric Polynomials 53 4 8% 0.00 9 4 44% 8.6
Pesky Heroes 22 4 18% 0.15 8 4 50% 7.0
Kattis' Little Helpers 21 4 19% 0.19 13 4 31% 7.9
Ice Cream 63 4 6% 0.21 12 4 33% 8.6
Frenemies 27 4 15% 0.72 7 3 43% 7.6
Fishing Contest 135 4 3% 0.77 26 4 15% 9.1
Ball Tricks 69 4 6% 0.30 5 3 60% 7.9
Marvelous Marathon 34 5 15% 1.00 11 5 45% 8.0
Histogrami 113 5 4% 0.10 14 5 36% 8.4
Greatest Permutation 32 5 16% 0.32 12 4 33% 8.3
Apple Orchard 43 5 12% 1.48 6 3 50% 7.3
The Summer Sun Setback 25 6 24% 0.15 8 6 75% 6.0
The King's Guards 55 6 11% 0.02 16 6 38% 6.6
The Great Egg Hunt 31 6 19% 0.17 9 6 67% 7.3
Structural Equivalence 18 6 33% 0.00 10 6 60% 5.9
She Talks to Angel 34 6 18% 0.14 10 5 50% 6.0
MC Part Deux 33 6 18% 0.00 10 5 50% 7.2
Justice for Ants 73 6 8% 2.19 10 4 40% 8.3
Ideas 51 6 12% 0.18 10 5 50% 7.5
Hexagon coloring 8 6 75% 0.10 7 5 71% 6.2
Guessing Circle 23 6 26% 0.02 10 6 60% 7.4
Equinumerous 43 6 14% 0.41 12 5 42% 6.6
Climbing 40 6 15% 0.04 13 5 38% 8.3
Cafeteria 11 6 55% 0.00 10 5 50% 5.4
Boredom Buster 70 6 9% 0.46 21 6 29% 8.0
Bats! 71 6 8% 0.03 26 5 19% 8.3
Almost Balanced 15 6 40% 0.27 9 5 56% 6.8
Visitors Train 61 7 11% 0.00 15 6 40% 9.4
Tournament 50 7 14% 0.04 14 7 50% 7.6
The Bookcase 112 7 6% 0.15 42 7 17% 9.3
Safest Taxi 23 7 30% 0.17 8 4 50% 7.0
Pipes 44 7 16% 0.04 18 6 33% 9.5
Permutation Arrays 42 7 17% 0.34 5 3 60% 6.5
Origami 38 7 18% 0.00 10 6 60% 5.7
JezzBall 40 7 18% 0.08 11 7 64% 6.4
Friendly Fire 51 7 14% 0.19 13 6 46% 8.3
Enjoying Elderberries 54 7 13% 0.22 13 5 38% 8.4
Div 2, Mul 2, Mul 3 196 7 4% 0.35 34 7 21% 9.5
Dance Reconstruction (Hard) 21 7 33% 0.00 10 7 70% 7.3
Chuck 18 7 39% 0.01 9 7 78% 6.3
All Colourings 12 7 58% 0.13 9 7 78% 6.0
Žabe 69 8 12% 0.00 17 7 41% 8.4
The Ending of the End - Part 1 82 8 10% 0.10 17 7 41% 8.9
Saturn Bees 39 8 21% 0.00 17 6 35% 8.5
Manhattan Shopping 26 8 31% 0.19 8 6 75% 6.3
How Big Are the Pockets? 39 8 21% 0.01 11 8 73% 6.9
Flatland Fidget Spinner 239 8 3% 0.09 20 7 35% 7.6
#exclude<scoring> 70 8 11% 0.03 16 7 44% 8.2
Bus Schedules 53 8 15% 0.16 28 8 29% 9.2
Bus Clock Display 49 8 16% 0.02 21 8 38% 8.1
Bridge Builders 26 8 31% 0.01 15 8 53% 7.4
Trains 83 9 11% 0.00 20 9 45% 8.7
Tantrix 21 9 43% 0.01 10 7 70% 6.3
Sightseeing Tour 30 9 30% 0.01 15 9 60% 8.3
Routing 14 9 64% 0.02 11 9 82% 5.7
Planete 79 9 11% 0.04 17 9 53% 6.1
Physiognomy 47 9 19% 0.94 16 8 50% 7.4
Permutation CFG 31 9 29% 0.25 16 8 50% 7.2
Pegs 25 9 36% 0.16 13 8 62% 7.0
Maze 112 9 8% 0.15 16 8 50% 8.7
Jus Accrescendi 32 9 28% 0.02 11 8 73% 6.5
Flight Safety 68 9 13% 0.12 14 7 50% 8.1
Box and Arrow Diagram 26 9 35% 0.19 13 9 69% 7.1
Bar Code 77 9 12% 0.78 10 7 70% 6.0
Archimedes 41 9 22% 0.00 10 8 80% 4.6
Walk 57 10 18% 0.01 15 9 60% 8.0
Trash 27 10 37% 0.00 13 9 69% 6.8
Swish 41 10 24% 0.34 11 7 64% 6.8
Snakes 48 10 21% 0.00 16 10 62% 7.6
Poslozi 92 10 11% 2.23 19 8 42% 8.2
Plankton Food 70 10 14% 0.66 15 9 60% 7.0
Out of Context 32 10 31% 0.04 13 7 54% 8.0
Odašiljači 46 10 22% 0.04 18 9 50% 7.9
Memory Device 32 10 31% 0.34 12 10 83% 5.7
Magical Distances 60 10 17% 3.10 16 5 31% 9.4
IXth Problem 19 10 53% 0.00 13 10 77% 4.4
Habeas Corpus 24 10 42% 0.00 10 8 80% 5.9
Entertaining Excursion 84 10 12% 0.01 9 6 67% 7.1
Cheer Readers 33 10 30% 1.28 12 7 58% 6.9
Asteroid Mining 69 10 14% 0.04 16 9 56% 8.5
Window Shopping 28 11 39% 0.10 16 10 62% 7.7
Triplet-Free Queens 43 11 26% 1.09 17 9 53% 9.0
Slicice 21 11 52% 0.00 14 10 71% 6.5
Ski Resort 118 11 9% 0.25 15 9 60% 6.1
Polygraph 155 11 7% 0.01 16 11 69% 7.6
PermRLE 35 11 31% 0.17 16 10 62% 6.4