private void METHOD_1 ( int x ) { if ( ! ( ( 0 < x ) && ( x <= ( n ) ) ) ) { throw new TYPE_1 ( ) ; } } 

private int METHOD_1 ( int x ) { if ( ! ( ( 0 < x ) && ( x <= ( n ) ) ) ) { throw new TYPE_1 ( ) ; } return x - 1 ; } 
