Problems by Per Austrin

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
#exclude<scoring>0.03833714284%9.1Harden
A Different List Game0.0035384515937%9.1Harden
A List Game0.00514913445430%2.9Mediumen
A Real Challenge0.00518735817144%2.1Easyen
AI Jeopardy0.0214594713014%6.9Harden
Ace Arbiter0.00200164238123%5.0Mediumen
All Just A Dream0.05248372297926%5.6Harden
All Pairs Shortest Path0.0042719018372220%5.7Harden
Apparatus0.0128892224827%6.0Harden
Assassins0.0231879622028%6.9Harden
Barking Up The Wrong Tree0.0023443925715%9.4Harden
Best Before0.00304138942631%3.8Mediumen
Best Compression Ever0.0052719129648%2.6Easyen
Bilateral Projects0.00148740712731%6.6Harden
Bling0.2526014749%8.5Harden
Calculator0.0053649131836%3.1Mediumen
Cars0.008264806514%7.9Harden
Cat Coat Colors0.00114074626335%3.1Mediumen
Cat vs. Dog0.00351180352729%6.0Harden
Catalan Numbers0.0054237161438%3.6Mediumen
Cheating Luck0.0061560916227%7.8Harden
Cheering Game0.00108035213238%6.6Harden
Chinese Remainder0.001015581151127%4.8Mediumen
Chinese Remainder Theorem (non-relatively prime moduli)0.002473811138236%4.0Mediumen
Chopping Wood0.012764129165240%3.1Mediumen
Closest Pair0.0610997158129318%7.3Harden
Closest Pair (Uniform)0.055707637210428%5.4Mediumen
Collapse0.03405112345140%3.3Mediumen
Color Codes0.011042852934%8.0Harden
Convex Hull0.0164413629359726%4.6Mediumen
DEX Save0.006001356044%5.3Mediumen
Death and Taxes0.00235186861533%3.2Mediumen
Deceptive Directions0.03681127729923%6.2Harden
Disgruntled Judge0.0033137220555%3.6Mediumen
Dominant Strings0.03624284531511%8.7Harden
Dungeon Dawdler0.0548892202411%8.0Harden
Dyson Circle0.0215122810345%5.1Mediumen
Easter Eggs0.1713663384814%9.0Harden
Eulerian Path0.016174302124529%5.8Harden
Event Planning0.001073384145943%2.3Easyen
Exam Redistribution0.00901999109955%2.4Easyen
Exponial0.00352115723720%5.2Mediumen
Fenwick Tree0.5720213316378028%4.2Mediumen
Fixing the Bugs0.058863759826%7.7Harden
Fleecing the Raffle0.0076197656929%4.2Mediumen
Flight Plan Evaluation0.0016191938041%6.0Harden
Flight Safety0.12272851918%7.5Harden
Gaggle0.085401215142%6.9Harden
Get Shorty0.0132821948454421%3.6Mediumen
Graduation Guarantee0.0820798132433%3.7Mediumen
Hot Hike0.00805608283851%2.0Easyen
House of Cards0.005199373537%3.6Mediumen
Imperial Measurement0.001473289130840%2.1Easyen
Interception0.463717961212%8.5Harden
Interval Cover0.034157614183324%5.3Mediumen
Just A Few More Triangles!0.0269239914937%6.2Harden
Kattis' Little Helpers0.19356827519%8.0Harden
Kitchen Combinatorics0.00403129043534%5.2Mediumen
Knapsack0.0135218174465526%4.4Mediumen
Ladder0.005201821120055%1.5Easyen
Line Segment Distance0.00871203682641%4.3Mediumen
Line Segment Intersection0.00689440798122%6.5Harden
Linear Equation Solver0.018923449101729%6.3Harden
Linear Recurrences0.03749136253639%4.9Mediumen
Lines Of Action0.0152343539%7.0Harden
Longest Increasing Subsequence0.032857829264634%4.9Mediumen
Maximum Flow0.0140213747408730%4.4Mediumen
Maximum Number of Colinear Points0.04376257996938%4.6Mediumen
Meow Factor0.0054013103026%3.1Mediumen
Meow Factor 20.0219250412525%6.4Harden
Methodic Multiplication0.0052491158464%1.6Easyen
Minimum Cost Maximum Flow0.0113773897145437%5.1Mediumen
Minimum Cut0.0110763086125841%3.7Mediumen
Minimum Spanning Tree0.0435614985395326%4.4Mediumen
Modular Arithmetic0.002173234154448%3.0Mediumen
Moving to Nuremberg0.0879850512725%5.7Harden
Odometer Analysis0.0013964637%9.1Harden
Organising the Organisation0.0110452495622%5.9Harden
Partial Linear Equation Solver0.011452200238619%7.5Harden
Peer Streaming0.0413001733420%7.0Harden
Pitch Performance0.0012051023635%5.0Mediumen
Pizza Problems0.0610662035226%6.7Harden
Playlist0.3012516408313%8.3Harden
Point in Polygon0.003785219135026%5.9Harden
Polygon Area0.001186706271741%2.7Easyen
Polynomial Multiplication 10.001212906160355%1.9Easyen
Polynomial Multiplication 20.045943991159940%6.1Harden
Power Signs0.00519822530%8.4Harden
Primary Register0.00801849118164%2.2Easyen
Prime Sieve0.0026612695412232%4.9Mediumen
Proving Equivalences0.027634730109223%5.8Harden
Rational Arithmetic0.00646610206931%3.4Mediumen
SMS Typing0.191722102217317%8.4Harden
Shovelling Snow0.011923127513711%8.3Harden
Shovelling Snow0.0128933695314%8.7Harden
Single source shortest path, negative weights0.0139613146299123%4.3Mediumen
Single source shortest path, non-negative weights0.0233125321788831%3.1Mediumen
Single source shortest path, time table0.013786959215431%3.8Mediumen
Spock0.0058335411633%6.7Harden
Square Pie0.07158055419034%7.8Harden