solution31.js

/*You are given two sorted arrays that both only contain integers. Your task is to find a way to merge them into a single one, 
sorted in asc order. Complete the function mergeArrays(arr1, arr2), where arr1 and arr2 are the original sorted arrays.*/

function mergeArrays(arr1, arr2) {
    return Array.from(new Set(arr1.concat(arr2).sort((a,b) => (a-b))));
}