Write a recursive function called `fibonacci` that takes an integer, `n`, and returns the `n`th number in the Fibonacci sequence. Not familiar with t

Write a recursive function called `exponent` that takes two integers, `num` and `power`, and returns `num` raised to the `power`th power. Your functio

Write a recursive function called `sumArray` that takes an array of integers and returns the value of all the integers added together. Your array may

Write a function `atMost` that accepts an array, a max number, and a callback as arguments. The function should return a boolean indicating whether or

Write a recursive function called `factorial` that takes an integer, `num`, and returns the factorial of `num`. Assume the value of `num` is greater

Write a function `one` that accepts an array and a callback as arguments. The function should call the callback for each element of the array, passing

Write a recursive function reverse(string) that takes in a string and returns it reversed. Examples: reverse("house"); // "esuoh" reverse("dog"); //

Write a recursive function called `sort` that takes an array of integers, `nums` and returns an array containing those integers sorted from least to g

Write a recursive function called `addToTwelve` that will return true if there are two adjacent numbers in the input array that can sum up to 12. Othe

Write a function `chainMap` that accepts a value and any number of callbacks as arguments. The function should return the final result of passing the

Write a function, `dynamicIntervalCount`, that accepts a callback, a delay in milliseconds, and an optional amount as arguments. The function should

Write a recursive function `iceCreamShop(flavors, favorite)` that takes in an array of ice cream flavors available at the ice cream shop, as well as t

* BONUS PROBLEM ************************************************************************ Write a recursive function that will find the best way to mak

Write a function `myEvery` that accepts an array and a callback as arguments. The function should return a boolean indicating whether or not all eleme

Write a function called `preserveTypes` which takes in an array of elements that could be of any type and returns a function. The return function shou

Write a function `appleCounter(appleObj)` that takes in an object containing a number of keys that have the word 'apple' contained within them. The `

Write a function `count` that accepts an array and a callback as arguments. The function should return the number of elements of the array that return

Write a function named: countDownTimer(n). This function will represent a count down of days till the New Year. The countDownTimer function will take

Write a function named `dynamicDivide(divisor)`. The dynamicDivide function will return a new function that when invoked will divide the argument numb

Write a function called `eliminateType` which takes in an array of elements that could be of any type and returns a function. The return function shou

Write a function `exactly` that accepts an array, a number, and a callback as arguments. The function should return a boolean indicating whether or no

Write a recursive solution called `isSorted` to determine if the input array is sorted in ascending order. Examples: isSorted([1, 2, 3, 4, 5]); // t

Write a function `mySome` that accepts an array and a callback as an argument. The function should call the callback for each element of the array, pa

Write a function `none` that accepts an array and a callback as arguments. The function should call the callback for each element of the array, passin

Given a list of positive integers, print each integer and pause for that many milliseconds before printing the next one. Make sure you use a recursive

For this problem you will be writing a function capable of finding the volume for a rectangle (height * width * length). In order to enter the require

The `setSecondsTimeout` you wrote was cool, but it's missing some functionality. The built-in `setTimeout` can also accept any additional number of ar

Write a recursive function called `sumToN` that takes in a number and returns the sum of all the numbers from 0 to that number. Return null for any in

Write a recursive function called `sumToN` that takes in a number and returns the sum of all the numbers from 0 to that number. Return null for any in

Write a function `arrayConverter(array)` that will intake an array as an argument and returns an object representing the count of each value in the ar

Write a function named: coinCollector(numCoins). The coinCollector function will accept a number of coins (greater that 0) to collect when it is first

Let's practice writing closures by creating a method called `dynamicMultiply(num)`. The dynamicMultiply function will return a new function that will

Write a function `firstIndex` that accepts an array and a callback as arguments. The function should return the index of the first element of the arra

Write a function `greaterCallbackValue` that accepts a value and two callbacks as arguments. The function should pass the value to both callbacks and

Write a function, `intervalCount`, that accepts a callback, a delay in milliseconds, and an amount. The function should set an interval with the giv

Write a function `keyInObjectArray(objArray, keyString)` that takes in an array of objects as the first parameter and a string as the second. The `ke

Write a function `multiMap` that accepts a value, a number n, and a callback. The function should return the new value that results from running the o

Write a function `myFilter` that accepts an array and a callback as arguments. The function should call the callback on each element of the array, pas

Write a function `myMap` that accepts an array and a callback as arguments. The function return an array of new elements obtained by calling the callb

Write a function `mySimpleReduce` that accepts an array and a callback as arguments. The function should mimic the behavior of the built in Array.redu

Write a function named plannedIntersect(firstArr) that takes in an array and returns a function. When the function returned by plannedIntersect is inv

Write a function, `postponeWithArgs`, that accepts a callback and a delay in milliseconds as arguments. `postponeWithArgs` should return a new functi

Write a recursive function, `range`, that takes a start and an end and returns an array of all numbers in that range, exclusive. If the end number is

Write a recursive function `recursivePreserveType` which takes in an array of elements that could be of any type and returns a function. The return fu

Write a function `selectiveMap` that accepts an array and two callbacks as arguments. The function should return a new array where elements are replac

Write a function `stringConverter(string)` that will intake a string as an argument and returns an object representing the count of each character in

Write a function `alternatingMap` that accepts an array and two callbacks as arguments. The function should return a new array containing the results

Write a function `andSelect` that accepts an array and two callbacks. The function should return a new array containing elements of the original array

Write a function, `batchTimeouts`, that accepts an array of callbacks and an array of delays in milliseconds. The function should set a timeout for ea