Given an array of integers, find the sum of its elements. For example, if the array , , so return . Function Description Complete the function with the following parameter(s): : an array of integers Returns : the sum of the array elements Input Format The first line contains an ...
Here is the problemlink. Here is my codelink. Can anyone help me with a test case? Your task is to maximize reminder modulo M, not sum itself. If M=7 then 6 is better than 14, because 6 gives 6 modulo 7, and 14 gives 0 modulo 7 (and 6 is, obviously, more than 0)....
As we can see the first cell holds only the first value in the array, the second cell hold the sum of the first two values and the third cell holds the first three values and so on... Back to the sum query we can now calculate any query in O(1) using this array. For example:...
And an alternative solution is to use MergeSort to count, also interesting: https://leetcode.com/discuss/79154/short-%26-simple-o-n-log-n