Problems

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Submissions Users
Name Total Acc. Ratio Fastest Total Acc.   Ratio Difficulty
Cutting Edge 1 0 0% -- 1 0 0% 6.2
Air Rally 86 0 0% -- 12 0 0% 8.8
The Last Crusade 31 1 3% 0.01 4 1 25% 6.5
Spaghetti 51 1 2% 0.25 5 1 20% 6.7
Common Ground 25 1 4% 1.86 20 1 5% 7.9
Bona Fide 19 2 11% 0.88 6 1 17% 7.8
Between Dark and Dawn 47 1 2% 0.04 8 1 12% 8.6
Marvelous Marathon 21 2 10% 1.00 6 2 33% 7.8
Lines Of Action 35 3 9% 0.01 7 2 29% 7.0
Bling 35 3 9% 0.25 7 2 29% 8.2
Old School Days 68 3 4% 0.07 16 3 19% 9.2
Odometer Analysis 50 3 6% 0.00 12 3 25% 9.0
Frenemies 26 4 15% 0.72 6 3 50% 7.6
Cheer Readers 19 6 32% 1.39 5 3 60% 7.1
Ball Tricks 68 4 6% 0.30 4 3 75% 7.9
The Wire Ghost 244 52 21% 0.01 29 4 14% 9.6
Symmetric Polynomials 52 4 8% 0.00 8 4 50% 8.6
Pesky Heroes 21 4 19% 0.15 7 4 57% 6.6
MC Part Deux 31 5 16% 0.00 8 4 50% 7.4
Kattis' Little Helpers 20 4 20% 0.19 12 4 33% 7.9
Justice for Ants 72 6 8% 2.19 9 4 44% 8.2
Ice Cream 62 4 6% 0.21 11 4 36% 8.4
Greatest Permutation 28 5 18% 0.32 10 4 40% 7.6
Fishing Contest 129 4 3% 0.77 24 4 17% 9.1
Enjoying Elderberries 51 6 12% 0.25 10 4 40% 8.3
Cafeteria 8 5 62% 0.00 7 4 57% 5.7
The Ending of the End - Part 1 73 6 8% 0.56 14 5 36% 9.0
She Talks to Angel 33 6 18% 0.14 9 5 56% 6.0
Pseudo-random Numbers 31 12 39% 0.07 9 5 56% 6.6
Magical Distances 59 10 17% 3.10 15 5 33% 9.4
Ideas 50 6 12% 0.18 9 5 56% 7.5
Histogrami 112 5 4% 0.10 13 5 38% 8.4
Hexagon coloring 7 6 86% 0.10 6 5 83% 6.2
Guessing Circle 20 5 25% 0.02 8 5 62% 7.6
Grid Speed 23 5 22% 0.04 9 5 56% 7.5
Equinumerous 42 6 14% 0.41 11 5 45% 6.6
Coin Counter 24 13 54% 0.06 13 5 38% 6.8 - 8.3
Climbing 37 6 16% 0.04 11 5 45% 7.6
Cellular Merging 87 11 13% 0.01 12 5 42% 8.1
Bats! 69 6 9% 0.03 24 5 21% 8.3
Visitors Train 60 7 12% 0.00 14 6 43% 9.4
The Summer Sun Setback 24 6 25% 0.15 7 6 86% 6.0
The Point of No Return 67 12 18% 0.36 7 6 86% 6.4
Swish 32 8 25% 0.34 8 6 75% 5.9
Structural Equivalence 17 6 35% 0.00 9 6 67% 5.9
Saturn Bees 38 8 21% 0.00 16 6 38% 8.5
Pipes 42 7 17% 0.04 16 6 38% 9.5
Pegs 18 7 39% 0.16 10 6 60% 7.2
Packing Pests 40 7 18% 0.41 8 6 75% 6.4
Origami 37 7 19% 0.00 9 6 67% 5.5
Manhattan Shopping 25 8 32% 0.19 7 6 86% 6.3
JezzBall 31 6 19% 0.10 9 6 67% 7.2
Friendly Fire 50 7 14% 0.19 12 6 50% 8.3
Fog Catchers 32 11 34% 0.14 7 6 86% 5.8
Entertaining Excursion 83 10 12% 0.01 8 6 75% 7.1
Bridge Builders 23 6 26% 0.01 12 6 50% 7.5
Boredom Buster 66 6 9% 0.46 18 6 33% 6.4
┼Żabe 68 8 12% 0.00 16 7 44% 8.4
V 36 19 53% 0.04 11 7 64% 6.6
Tournament 46 7 15% 0.04 12 7 58% 7.5
The Brick Stops Here 50 12 24% 0.32 11 7 64% 7.7
The Bookcase 106 7 7% 0.15 38 7 18% 9.0
Tantrix 20 9 45% 0.01 9 7 78% 6.3
Return of the Jedi 24 9 38% 0.00 10 7 70% 5.9
Poslozi 89 9 10% 2.23 17 7 41% 8.4
Out of Context 31 10 32% 0.04 12 7 58% 8.0
Mate in One 20 7 35% 0.00 7 7 100% 4.4
How Big Are the Pockets? 33 7 21% 0.01 9 7 78% 6.8
Flight Safety 67 9 13% 0.12 13 7 54% 8.0
Flatland Fidget Spinner 236 8 3% 0.09 18 7 39% 7.5
#exclude<scoring> 69 8 12% 0.03 15 7 47% 8.2
Div 2, Mul 2, Mul 3 110 7 6% 0.35 27 7 26% 9.4
Dance Reconstruction (Hard) 16 7 44% 0.00 8 7 88% 6.3
Crni 14 11 79% 0.11 9 7 78% 6.0
Chuck 17 7 41% 0.01 8 7 88% 6.3
Bar Code 76 9 12% 0.78 9 7 78% 6.0
Archimedes 36 8 22% 0.00 8 7 88% 5.2
Sweep Stakes 99 17 17% 3.61 12 8 67% 6.4
Stickers 83 31 37% 0.28 20 8 40% 7.5
Space Walls 63 36 57% 0.56 11 8 73% 6.4
Slicice 16 8 50% 0.00 11 8 73% 6.4
San 36 19 53% 0.67 12 8 67% 7.2
Police 99 26 26% 0.19 16 8 50% 8.1
Physiognomy 34 9 26% 0.94 13 8 62% 6.9
PermRLE 31 9 29% 0.50 13 8 62% 6.7
Maze 111 9 8% 0.15 15 8 53% 8.5
Jus Accrescendi 31 9 29% 0.02 10 8 80% 6.5
IXth Problem 11 8 73% 0.00 8 8 100% 4.4
Habeas Corpus 23 10 43% 0.00 9 8 89% 5.9
Green Eggs and Ham 79 16 20% 0.01 15 8 53% 8.1
Bus Schedules 48 8 17% 0.16 23 8 35% 8.6
Bus Clock Display 48 8 17% 0.02 20 8 40% 8.1
Breaking Bars 199 21 11% 0.01 31 8 26% 9.3
AVL++ 34 11 32% 0.00 11 8 73% 5.1
Asteroid Mining 55 9 16% 0.04 13 8 62% 8.1
A Royal Problem 75 12 16% 0.47 14 8 57% 7.8
Window Shopping 26 10 38% 0.10 14 9 64% 7.7
Walk 52 10 19% 0.01 13 9 69% 7.5
Triplet-Free Queens 42 11 26% 1.09 16 9 56% 9.0
Trash 23 10 43% 0.00 11 9 82% 6.3