Problems from Principles of Algorithmic Problem Solving

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Arithmetic Functions0.00672681141353%1.7Easyen
Bit Game0.202242394218%8.4Harden
Chocolate Division0.005144075052%1.9Easyen
Cinema Crowds0.0052876113039%2.1Easyen
Cinema Crowds 20.0052222114652%1.7Easyen
Cinema Seating0.0219099640941%2.6Easyen
Counting Days0.008549220642%2.9Mediumen
Cut in Line0.001062842165858%1.6Easyen
Digit Swap0.002222231289758%1.2Easyen
Divisor Counts0.068763528545%3.8Mediumen
Divisor Shuffle0.027565717527%4.3Mediumen
Dual Divisibility0.00557121137%3.7Mediumen
Eulerian Graphs0.0125658327447%2.2Easyen
Eulerian Graphs 20.0240557126146%2.9Mediumen
Evening Out 10.005110543940%2.2Easyen
Evening Out 20.0010490119922%6.3Harden
Factorial Power0.0024251218436%3.5Mediumen
Fire Exits0.0111832072010%8.2Harden
Fuzzy Family Tree0.034571817340%3.9 - 5.2Mediumen
GCD0.0054969241349%1.4Easyen
GCD Sum0.00873806317%7.3Harden
GCD Sum 20.592872036532%6.6Harden
GCD and LCM0.0017542010425%5.1Mediumen
Generalized Knights0.002180318289%8.5Harden
Grading0.0056678343751%1.4Easyen
Hailstone Sequences0.0052513121949%1.7Easyen
Hermits0.0198228377834%2.7Easyen
Inheritance0.008249424750%2.9Mediumen
Inverse Totient0.309381692314%7.9Harden
Knight Packing0.00511183675460%1.3Easyen
Logic Functions0.00962066107252%1.6Easyen
Longest Prime Sum0.005262698237%2.3Easyen
Longest path in a DAG0.0147286326731%3.9Mediumen
Marathon0.002501442920%7.8Harden
Massive Card Game0.021026590161324%2.9Mediumen
Maximum Clique0.0031498468570%2.0 - 5.6Harden
Minimal Fibonacci Sums0.0082125259948%2.1Easyensv
Multiplication Table0.0072165655433%2.7 - 3.5Mediumen
Mårten's DFS0.0551465327242%4.4 - 5.5Mediumensv
N-sum0.005217421206856%1.2Easyen
Odd A's, Even B's0.006461425041%4.1Mediumen
Odd Echo0.005290541360047%1.2Easyen
Popularity Contest0.01721703111565%1.8Easyen
Positive Divisors0.0095159145629%2.8Mediumen
Primality0.005217079537%2.3 - 5.0Mediumen
Prime Count0.024461889104355%3.0 - 8.1Harden
Product Divisors0.0937357713323%6.3Harden
Sailing Friends0.01191189456930%2.1Easyen
Shortest Composite Sum0.00593435438%3.6Mediumen
Subcommittees0.008633410531%3.6Mediumen
Triangle Area0.005267311334050%1.2Easyen
Triangle Drama0.0010542623856%2.5Easyen
Trip Planning0.03124212866031%3.4Mediumen
Two-sum0.005302211596753%1.2Easyen
Varied Amusements0.0066121459849%2.1 - 2.9Mediumen
Vector Functions0.03575238058625%3.1Mediumen