junior-js-coding-challenge.js

/*
# Coding exercise

Implement the array reduce function (including tests)

var arr1 = [1,2,3,4];
arr1.reduce((acc, value) => acc + value, 0); // 10

Extension: avoid using loops (use recursion)
*/

/*
# Intersection value between two arrays
e.g. intersection([1,2,3,4], [0,2,4,6]) → [2,4]
*/