* The following creates chess board as a two dimensional array of strings. The first move is made by* array is sorted lexicographically (in dictionary order) according to the string conversion of each* If you specify a different number of elements to insert than the number you're removing, the array* @return {Array} An array containing the removed elements. If only one element is removed, an array* "one level deep" copy that contains copies of the same elements combined from the original arrays.* Strings and numbers (not {@link String} and {@link Number} objects): `concat` copies the values of