Problems by Per Austrin

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
#exclude<scoring>0.03833802283%9.1Harden
A Different List Game0.0035384555937%9.1Harden
A List Game0.00514958447530%2.9Mediumen
A Real Challenge0.00518947823043%2.2Easyen
AI Jeopardy0.0214595313314%6.8Harden
Ace Arbiter0.00200164538223%5.0Mediumen
All Just A Dream0.05248372297926%5.6Harden
All Pairs Shortest Path0.0042719122373420%5.8Harden
Apparatus0.0128892424827%6.0Harden
Archaeological Recovery----00--5.5Harden
Assassins0.0231879722028%6.9Harden
Barking Up The Wrong Tree0.0023443965714%9.5Harden
Best Before0.00304139142531%3.8Mediumen
Best Compression Ever0.0052734129948%2.6Easyen
Bilateral Projects0.00148740812731%6.6Harden
Bling0.2526014848%8.6Harden
Calculator0.0053657132236%3.0Mediumen
Cars0.008264826614%7.9Harden
Cat Coat Colors0.00114075826535%3.1Mediumen
Cat vs. Dog0.00351180352729%6.0Harden
Catalan Numbers0.0054245161638%3.7Mediumen
Cheating Luck0.0061561116227%7.8Harden
Cheering Game0.00108035213238%6.6Harden
Chinese Remainder0.0055666156128%4.6Mediumen
Chinese Remainder Theorem (non-relatively prime moduli)0.0053853139836%3.9Mediumen
Chopping Wood0.012764140165740%3.1Mediumen
Closest Pair0.0610997393136518%7.2Harden
Closest Pair (Uniform)0.055707910216027%5.2Mediumen
Collapse0.03405113245640%3.4Mediumen
Color Codes0.011042852934%8.0Harden
Convex Hull0.0164413845365526%4.5Mediumen
DEX Save0.006001356044%5.3Mediumen
Death and Taxes0.00235186961633%3.3Mediumen
Deceptive Directions0.03681127729923%6.3Harden
Disgruntled Judge0.0033137220555%3.6Mediumen
Dominant Strings0.03624284531511%8.8Harden
Dungeon Dawdler0.0548892202411%8.0Harden
Dyson Circle0.0215122810345%5.2Mediumen
Easter Eggs0.1713663384814%8.9Harden
Eulerian Path0.016174319125129%5.8Harden
Event Planning0.0053387146143%2.3Easyen
Exam Redistribution0.00902010110155%2.4Easyen
Exponial0.005115823821%5.2Mediumen
Fenwick Tree0.5720213375379128%4.1Mediumen
Fixing the Bugs0.058863799926%7.4Harden
Fleecing the Raffle0.0076198357029%4.2Mediumen
Flight Plan Evaluation0.0016191938041%6.0Harden
Flight Safety0.12272851918%7.5Harden
Gaggle0.085401215142%6.9Harden
Get Shorty0.0132822101459421%3.7Mediumen
Graduation Guarantee0.0820798132433%3.7Mediumen
Hot Hike0.00805710289451%2.0Easyen
House of Cards0.005202874036%3.6Mediumen
Imperial Measurement0.001473289130840%2.1Easyen
Interception0.463717961212%8.4Harden
Interval Cover0.034157636184124%5.2Mediumen
Just A Few More Triangles!0.0269241115237%6.2Harden
Kattis' Little Helpers0.19356828518%7.9Harden
Kitchen Combinatorics0.00403129143534%5.2Mediumen
Knapsack0.0135218235466926%4.5Mediumen
Ladder0.005202171121855%1.5Easyen
Line Segment Distance0.00871206483040%4.4Mediumen
Line Segment Intersection0.00689443798522%6.4Harden
Linear Equation Solver0.018923450101830%6.2Harden
Linear Recurrences0.03749136353639%4.9Mediumen
Lines Of Action0.0152343539%7.0Harden
Longest Increasing Subsequence0.032857850265234%5.1Mediumen
Maximum Flow0.0140213805410030%4.4Mediumen
Maximum Number of Colinear Points0.04376260597838%4.6Mediumen
Meow Factor0.0054037104126%3.1Mediumen
Meow Factor 20.0219250512525%6.4Harden
Methodic Multiplication0.0052497158964%1.6Easyen
Minimum Cost Maximum Flow0.0113773904145837%5.1Mediumen
Minimum Cut0.0110763088125941%3.6Mediumen
Minimum Spanning Tree0.0435615007396326%4.5Mediumen
Modular Arithmetic0.002173257156148%3.0Mediumen
Moving to Nuremberg0.0879850712725%6.0Harden
Odometer Analysis0.0013964736%9.0Harden
Organising the Organisation0.0110452505622%5.9Harden
Partial Linear Equation Solver0.011452200438619%7.5Harden
Peer Streaming0.0413001743420%6.9Harden
Pitch Performance0.0012051033635%5.0Mediumen
Pizza Problems0.0610662045225%6.6Harden
Playlist0.3012516418313%8.4Harden
Point in Polygon0.003785256136226%5.8Harden
Polygon Area0.001186721272941%2.6Easyen
Polynomial Multiplication 10.001212908160555%1.9Easyen
Polynomial Multiplication 20.045944003160340%6.1Harden
Power Signs0.00519832530%8.3Harden
Primary Register0.00801860118364%2.2Easyen
Prime Sieve0.0026612737413932%4.8Mediumen
Proving Equivalences0.027634758109723%5.8Harden
Rational Arithmetic0.00646661209331%3.5Mediumen
Riddle of the Sphinx0.00654211048%4.6Mediumen
SMS Typing0.191722102317317%8.4Harden
Shovelling Snow0.011923127713811%8.3Harden
Shovelling Snow0.0128933725415%8.7Harden
Single source shortest path, negative weights0.0139613167299423%4.2Mediumen
Single source shortest path, non-negative weights0.0233125419793231%2.9Mediumen
Single source shortest path, time table0.013786963215531%3.7Mediumen