static public void test_getElement103() throws Exception {
        int[] input = { 1, 6, 13, 8, 20 };
        
        if( 1 != ArrayQuestions.getElement103( input, 1 ) )
            throw new Exception( "Test failed." );
        if( 6 != ArrayQuestions.getElement103( input, 2 ) )
            throw new Exception( "Test failed." );
        if( 13 != ArrayQuestions.getElement103( input, 3 ) )
            throw new Exception( "Test failed." );
        if( 8 != ArrayQuestions.getElement103( input, 4 ) )
            throw new Exception( "Test failed." );
        if( 20 != ArrayQuestions.getElement103( input, 5 ) )
            throw new Exception( "Test failed." );
        try {
            ArrayQuestions.getElement103( input, -1 );
            throw new Exception( "Test failed: Should throw an exception." );
        }
        catch( Exception e ) {
            // Success.
        }
        try {
            ArrayQuestions.getElement103( input, 6 );
            throw new Exception( "Test failed: Should throw an exception." );
        }
        catch( Exception e ) {
            // Success.
        }
    }