private static void showMatrix(int[][] matrix){
        for (int i = 0; i<10; i++){
            System.out.println();
            for (int j =0; j<10; j++){
                if(matrix[i][j] < 10 ){
                    System.out.print(matrix[i][j] + "   ");
                }else{
                    System.out.print(matrix[i][j] + "  ");
                }
            }
        }
    }