1.AutoregressionpredictionTime Series

Easy

2.ARMApredictionTime Series

Easy

3.Knocking InstandardStochastic Calculus

Easy

4.Piecewise Volatility BarrierstandardPricing

Medium

5.BattleshipstandardGames & StrategyProbability & Statistics

Medium

6.The Best ConstantstandardCalculus & Analysis

Easy

7.Bet SizingoptimizationPortfolio OptimizationProbability & Statistics

Easy

8.Colonel BlottooptimizationGames & Strategy

Hard

9.Make the NumberoptimizationMartingales & Stopping

Easy

10.Branching MarketoptimizationGraphs & NetworksPortfolio Optimization

Hard

11.Circular TradingstandardGraphs & NetworksCombinatorics

Easy

12.Square-Root DiffusionpredictionStochastic CalculusTime Series

Medium

13.Coupled RecurrencestandardCombinatorics

Medium

14.The Covariance MatrixpredictionLinear AlgebraProbability & Statistics

Medium

15.Currency ArbitragestandardGraphs & NetworksPricing

Medium

16.Counting DartsstandardCombinatorics

Easy

17.Expected Maximum of DicestandardProbability & Statistics

Easy

18.Dominance SolvablestandardGames & Strategy

Medium

19.Expected ShortfallstandardPortfolio OptimizationProbability & Statistics

Easy

20.Extreme QuantilespredictionPortfolio OptimizationProbability & Statistics

Medium

21.Filling the BooksstandardCombinatorics

Medium

22.Fixed PointstandardNumerical Methods

Easy

23.Cost of CarrystandardPricing

Easy

24.Gaussian QuadraturestandardNumerical Methods

Hard

25.The Implied DistributionstandardPricing

Medium