Can you use only printf for all printings

(Using Arrays) Sum the elements of a 3 * 2 matrix row-by-row Write a method that returns the sum of all elements in a specified column using this method header - public static double sumColumn(double[ ] [ ] matrix, int columnIndex) Sample dialogue: Enter a three by two matrix, row by row - 12 7 22.2 6 4 4 The sum of column 1 is 38.20. The sum of column2 is 17.00.

can you use only printf for all printins