Problems from Principles of Algorithmic Problem Solving

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Arithmetic Functions0.00671987112156%1.6Easyen
Bit Game0.204451733520%7.7Harden
Chocolate Division0.00590549955%1.8Easyen
Cinema Crowds0.0052221487139%2.1Easyen
Cinema Crowds 20.005154986756%1.8Easyen
Cinema Seating0.0319076931941%2.9Mediumen
Counting Days0.008632015348%2.7Easyen
Cut in Line0.001061760114665%1.6Easyen
Digit Swap0.002167461013461%1.3Easyen
Divisor Counts0.068736315543%5.9Harden
Divisor Shuffle0.037535711231%5.3Mediumen
Dual Divisibility0.004843915335%4.5Mediumen
Eulerian Graphs0.0225638017045%3.1Mediumen
Eulerian Graphs 20.0540539819649%3.9Mediumen
Evening Out 10.00574027437%2.6Easyen
Evening Out 20.0010480317021%6.5Harden
Factorial Power0.002423079832%4.6Mediumen
Fire Exits0.011183411024%7.2Harden
Fuzzy Family Tree0.034571485638%4.4 - 4.8Mediumen
GCD0.0052850143550%1.7Easyen
GCD Sum0.00872614316%8.2Harden
GCD Sum 20.592871225041%6.3Harden
GCD and LCM0.002042316428%6.2Harden
Generalized Knights0.002180249177%7.8Harden
Grading0.00544506249455%1.5Easyen
Hailstone Sequences0.0048194895449%1.7Easyen
Hermits0.0198169756033%3.2Mediumen
Inheritance0.008226314053%3.2Mediumen
Inverse Totient0.371338821012%8.7Harden
Knight Packing0.0058653529661%1.2Easyen
Logic Functions0.0097155283154%1.5Easyen
Longest Prime Sum0.005155362640%2.3Easyen
Longest path in a DAG0.0151554216430%3.6Mediumen
Marathon0.00250732332%6.3Harden
Massive Card Game0.041025975142324%3.2Mediumen
Maximum Clique0.0041661442068%2.7 - 7.7Harden
Minimal Fibonacci Sums0.008264033552%2.5Easyensv
Multiplication Table0.0072141946032%3.0 - 3.8Mediumen
Mårten's DFS0.0551445119042%6.2 - 6.7Hardensv
N-sum0.00516569936657%1.3Easyen
Odd A's, Even B's0.006447320844%4.5Mediumen
Odd Echo0.005228131092448%1.3 - 1.4Easyen
Popularity Contest0.0172139992366%1.9Easyen
Positive Divisors0.0095118632027%3.2Mediumen
Primality0.005133247235%2.6 - 5.6Harden
Prime Count0.02461150184156%3.8 - 8.7Harden
Product Divisors0.093733518625%7.3Harden
Sailing Friends0.0151223910243%3.3Mediumen
Shortest Composite Sum0.00566324437%4.5Mediumen
Subcommittees0.001401916735%4.9Mediumen
Triangle Area0.005213941082951%1.3Easyen
Triangle Drama0.0010532918657%3.0Mediumen
Trip Planning0.05124186959232%3.3Mediumen
Two-sum0.005242431267752%1.3Easyen
Varied Amusements0.00112102450349%2.2 - 3.0Mediumen
Vector Functions0.03575192449025%2.9Mediumen