what input is required

Question

how many arguments is this asking for

mainDiagonalElementSum ( int[][] array) {}

Answer 1

The function mainDiagonalElementSum seems a function that calculates the sum of the elements along the main diagonal of a two-dimensional array. The input required for this function is a two-dimensional array of integers (int[][] array).

It's asking for a single argument, which is a two-dimensional array of integers.