To achieve this, we use the getOrDefault() method, which returns the current count of an element or zero if it’s not present in the map. Once we’ve grouped all the elements into a frequency map, we return the
We increment the frequency of arr[i] in the map storing gcds ending at arr[i-1] because arr[i..i] is a valid subarray and shall be counted if its equal to k. → Reply Metall1cA 4 days ago, # | ← Rev. 2 0 Firstly I want to say that you must try to slove it with...