Problems from Principles of Algorithmic Problem Solving

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Arithmetic Functions0.00672678141153%1.7Easyen
Bit Game0.202242394218%8.3Harden
Chocolate Division0.005144075052%1.9Easyen
Cinema Crowds0.0052867112939%2.1Easyen
Cinema Crowds 20.0052216114452%1.7Easyen
Cinema Seating0.0219099140841%2.6Easyen
Counting Days0.008549220642%2.9Mediumen
Cut in Line0.001062834165558%1.6Easyen
Digit Swap0.002221841287558%1.2Easyen
Divisor Counts0.068763528545%3.8Mediumen
Divisor Shuffle0.027565717527%4.3Mediumen
Dual Divisibility0.00556420637%3.7Mediumen
Eulerian Graphs0.0125657526847%2.2Easyen
Eulerian Graphs 20.0240555725646%2.9Mediumen
Evening Out 10.005109643239%2.2Easyen
Evening Out 20.0010489719922%6.3Harden
Factorial Power0.0024251218436%3.5Mediumen
Fire Exits0.0111832072010%8.2Harden
Fuzzy Family Tree0.034571817340%3.9 - 5.2Mediumen
GCD0.0054945239748%1.4Easyen
GCD Sum0.00873806317%7.3Harden
GCD Sum 20.592872036532%6.6Harden
GCD and LCM0.0017542010425%5.1Mediumen
Generalized Knights0.002180318289%8.5Harden
Grading0.0056662342751%1.4Easyen
Hailstone Sequences0.0052511121849%1.7Easyen
Hermits0.0198228277734%2.7Easyen
Inheritance0.008249424750%2.9Mediumen
Inverse Totient0.309381692314%7.9Harden
Knight Packing0.00511167674360%1.3Easyen
Logic Functions0.00962065107152%1.6Easyen
Longest Prime Sum0.005262598137%2.3Easyen
Longest path in a DAG0.0147285226631%3.9Mediumen
Marathon0.002501442920%7.7Harden
Massive Card Game0.021026585161124%2.9Mediumen
Maximum Clique0.0031498368470%2.0 - 5.6Harden
Minimal Fibonacci Sums0.0082124559748%2.1Easyensv
Multiplication Table0.0072165054833%2.7 - 3.5Mediumen
Mårten's DFS0.0551465327242%4.4 - 5.5Mediumensv
N-sum0.005217111204655%1.2Easyen
Odd A's, Even B's0.006460724841%4.2Mediumen
Odd Echo0.005289871355647%1.2Easyen
Popularity Contest0.01721698111065%1.8Easyen
Positive Divisors0.0095159045529%2.8Mediumen
Primality0.005216579137%2.3 - 5.0Mediumen
Prime Count0.024461887104355%3.0 - 8.1Harden
Product Divisors0.0937356913223%6.3Harden
Sailing Friends0.01191189356830%2.1Easyen
Shortest Composite Sum0.00593335338%3.6Mediumen
Subcommittees0.008633410531%3.5Mediumen
Triangle Area0.005265751327450%1.2Easyen
Triangle Drama0.0010542523756%2.5Easyen
Trip Planning0.03124212866031%3.4Mediumen
Two-sum0.005301791593653%1.2Easyen
Varied Amusements0.0066120859649%2.1 - 2.9Mediumen
Vector Functions0.03575237058425%3.1Mediumen