merge n sorted arrays using TypeScript.
npm install @leonetti/array-sorted-merge
import {arraySortedMerge} from '@leonetti/array-sorted-merge';
let a1 = [-4,-2,0,2,4,6,8,10];
let a2 = [-7,-6,-5,-4,-3,-2,-1];
let a3 = [0,5,10,15,20,25,30,1000];
arraySortedMerge([a1,a2,a3]) //