User:Duplode/Haskell exercises brainstorming


 * Haskell/Classes and types
 * (tricky) implement a simple Complex data type which is an instance of Num.
 * Haskell/Understanding monads/State
 * (bonus) implement a random walk simulation.
 * Haskell/Understanding monads/List
 * implement isGrandparent (see the talk page).
 * Haskell/Monad transformers
 * Rewrite getValidPassword without using guard.
 * Implement a stop-on-failure shell script wrapper with System.Process and MaybeT.
 * Write an implementation for ErrorT.
 * Combine both kinds of random number generators through the means of StateT/IO
 * Collect the generated positions in the random walk simulation with a WriterT/State (or StateT/Writer) combo.
 * Haskell/Hierarchical libraries/Arrays
 * Complete the tic-tac-toe example from the list monad chapter by implementing a Board type with arrays.
 * Misc.
 * Write an ironic high-level implementation of a Turing machine.