Error absent assignment program: error Error wrong arity program 1: error Error wrong arity program 2: error Error wrong return type program: error Error wrong specification program: error Error wrong input type program: error Error not a function program: error Error if branches with different types program: error Error if guard is not a boolean program: error Identity program: true Constant program: true Partial application of function program: true Partial application of function program: true Passing functions to functions program: true Recursive function program: true Scope program: true Factorial program: true Hailstone sequence's lenght program: true Sum multiples of 3 and 5 program: true Rand program: true Fibonacci program: true