Write the exact output of the following code in the box below.

1 String read = " Read a file ."; 2 String open = " Open a file ."; 3 for ( int i = read . length () - 1; i >= 0; i - -){ 4 if( read . charAt ( i ) != open . charAt ( i ) ){ 5 System . out . print ( i + ": " + read . charAt (i )); 6 for ( int j = i ; j > 0; j - -) 7 System . out . print (" " + j ); 8 System . out . println (); 9 } 10 }