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RyanSusana/highOrderFunctions.scala

Created May 29, 2020 12:24
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highOrderFunctions.scala
//Wraps all operands with a high-order function (the f parameter)
def sum(f: Int => Int, a: Int, b: Int): Int =
if (a > b) 0 else f(a) + sum(f, a + 1, b)
// Create a cubical sum of all ints from a to b
def sumCube(a: Int, b: Int) = sum(cube, a, b)
// Same for factorial
def sumFactorial(a: Int, b: Int) = sum(factorial, a, b)
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