Problems

 RSS feed for new problems
Submissions Users
Name Total Acc. Ratio Fastest Total Acc.   Ratio Difficulty
Kattis' Little Helpers 13 0 0% -- 6 0 0% 8.1
Holmes 4 0 0% -- 2 0 0% 7.3
Histogrami 7 0 0% -- 3 0 0% 7.3
Ranklist Sorting 18 1 6% 0.01 5 1 20% 7.9
Pseudo-random Numbers 2 1 50% 0.07 2 1 50% 5.8
Flatland Fidget Spinner 23 1 4% 1.12 3 1 33% 7.0
Fishing Contest 8 1 12% 3.36 2 1 50% 6.5
Climbing 25 1 4% 0.42 6 1 17% 8.4
Ball Tricks 62 2 3% 0.30 2 1 50% 8.0
Visitors Train 28 3 11% 0.00 6 2 33% 8.6
Tournament 21 2 10% 1.00 5 2 40% 7.7
Swish 9 4 44% 0.34 2 2 100% 5.3
Old School Days 45 2 4% 0.07 9 2 22% 8.6
Odometer Analysis 31 2 6% 0.00 7 2 29% 8.8
JezzBall 14 2 14% 0.28 4 2 50% 7.1
Ice Cream 51 2 4% 0.47 5 2 40% 7.6
Flight Safety 10 2 20% 0.12 4 2 50% 7.0
Enjoying Elderberries 4 4 100% 0.25 2 2 100% 6.3
Bridge Builders 5 2 40% 0.22 5 2 40% 6.9
Žabe 14 4 29% 0.00 7 3 43% 8.0
Tree Hugging 17 3 18% 0.13 6 3 50% 7.8
The Brick Stops Here 39 4 10% 0.55 7 3 43% 8.1
Tenkici 8 4 50% 0.01 3 3 100% 5.7
Tantrix 4 4 100% 0.01 3 3 100% 5.2
Structural Equivalence 13 3 23% 0.00 5 3 60% 6.0
Sightseeing Tour 10 3 30% 0.01 4 3 75% 5.9
Return of the Jedi 8 3 38% 0.00 5 3 60% 6.2
Police 50 4 8% 0.19 7 3 43% 6.6
Moveable maze 64 5 8% 0.01 6 3 50% 7.3
Mountainous Landscape 17 3 18% 0.60 6 3 50% 7.6
Kabobs 32 5 16% 1.73 9 3 33% 8.5
Enigma 35 3 9% 0.00 7 3 43% 7.0
Chuck 11 3 27% 0.01 4 3 75% 6.0
Cellular Merging 42 7 17% 0.01 6 3 50% 7.5
Zerg Rush!!! 28 5 18% 0.58 8 4 50% 8.3
Wooden Crates 53 4 8% 0.31 15 4 27% 8.5
Wiseguy 10 4 40% 0.00 7 4 57% 6.8
Walk 23 4 17% 0.02 6 4 67% 7.2
Ticket to Ride 9 4 44% 0.00 6 4 67% 5.4
Stack Machine 33 7 21% 0.02 7 4 57% 6.8
Saturn Bees 35 6 17% 0.00 13 4 31% 8.5
Saskatchewan 17 5 29% 0.10 7 4 57% 6.9
Prison Rearrangement 7 4 57% 0.53 5 4 80% 6.0
Physiognomy 9 4 44% 0.94 6 4 67% 6.6
PermRLE 20 4 20% 0.52 9 4 44% 6.8
Manhattan Shopping 23 6 26% 0.20 5 4 80% 6.3
Ideas 24 5 21% 0.18 8 4 50% 7.7
How Big Are the Pockets? 24 4 17% 0.01 6 4 67% 7.0
Hopper 102 5 5% 1.46 22 4 18% 9.0
Green Eggs and Ham 49 4 8% 0.01 10 4 40% 8.4
#exclude<scoring> 51 4 8% 0.07 9 4 44% 8.5
Enclosure 50 4 8% 0.07 8 4 50% 7.7
Coupons 24 4 17% 0.14 8 4 50% 8.0
CosmoCraft 12 4 33% 0.04 7 4 57% 7.0
Blokovi 17 5 29% 0.02 7 4 57% 5.7
Antenna Placement 12 9 75% 0.03 4 4 100% 6.3
Alien Codebreaking 54 6 11% 3.23 16 4 25% 8.8
Train Tickets 29 6 21% 0.24 10 5 50% 8.1
Train Delays 13 6 46% 0.01 6 5 83% 5.9
Social Resistance 40 8 20% 0.00 5 5 100% 5.1
Satisfaction Guaranteed 118 11 9% 6.78 13 5 38% 8.9
San 21 7 33% 0.85 8 5 62% 7.0
Rocket Stages 51 5 10% 0.07 9 5 56% 5.7
Polyomino Powers 11 7 64% 0.01 7 5 71% 5.5
Polygon Game 10 5 50% 0.00 6 5 83% 5.9
Plankton Food 30 5 17% 0.95 8 5 62% 6.5
Planete 66 5 8% 0.04 10 5 50% 6.3
Periodni 7 5 71% 0.00 6 5 83% 5.3
Pegs 17 6 35% 0.16 9 5 56% 7.2
Palačinke 23 7 30% 0.05 6 5 83% 6.0
Little Toys 7 5 71% 0.02 5 5 100% 4.8
KALLAX Construction 14 6 43% 0.00 6 5 83% 5.8
Hacking the Screen 20 8 40% 0.00 8 5 62% 6.3
Floating Points 11 5 45% 0.00 5 5 100% 5.1
Equinumerous 23 5 22% 0.41 6 5 83% 5.2
Dance Reconstruction (Hard) 12 5 42% 0.00 6 5 83% 6.4
Color Codes 23 6 26% 0.09 6 5 83% 5.8
City Tour 42 7 17% 0.02 7 5 71% 6.7
Catmas Gifts 28 6 21% 0.00 8 5 62% 7.6
Bus Schedules 19 5 26% 0.16 9 5 56% 6.5
Virus Synthesis 30 7 23% 0.07 16 6 38% 8.0
Triplet-Free Queens 26 8 31% 1.09 8 6 75% 6.6
Subway 57 6 11% 0.86 13 6 46% 8.0
Staza 23 7 30% 0.01 9 6 67% 6.7
Star Wars Movies 42 7 17% 0.27 14 6 43% 8.7
Ski Resort 111 8 7% 0.36 10 6 60% 5.9
Shopping Plan 22 8 36% 0.01 12 6 50% 7.9
Seven Kingdoms 34 6 18% 0.24 10 6 60% 7.0
Pizza Cutting 37 10 27% 0.20 11 6 55% 8.2
Pipes 16 8 50% 0.00 7 6 86% 5.8
Parades 30 6 20% 0.28 10 6 60% 8.1
Out of Context 25 7 28% 0.07 10 6 60% 7.1
Odašiljači 28 7 25% 0.04 10 6 60% 7.1
Nice Prefixes 16 6 38% 0.02 9 6 67% 6.2
Kamioni 18 6 33% 0.27 7 6 86% 5.6
Harry the Hamster 20 6 30% 0.11 9 6 67% 7.7
Get-Rich-Quick Schemes 29 15 52% 0.09 9 6 67% 7.1
Genetics 19 6 32% 0.00 11 6 55% 7.6
Fog Catchers 31 11 35% 0.14 6 6 100% 4.6
Fly Swatter 11 7 64% 0.02 8 6 75% 5.5