public function get_maximum_tries() {
        $max = 1;
        foreach ($this->get_variant_nos() as $variantno) {
            foreach ($this->get_subpart_ids($variantno) as $subpartid) {
                $max = max($max, $this->get_analysis_for_subpart($variantno, $subpartid)->get_maximum_tries());
            }
        }
        return $max;
    }
public function get_maximum_tries() {
        $max = 1;
        foreach ($this->get_variant_nos() as $variantno) {
            foreach ($this->get_subpart_ids($variantno) as $subpartid) {
                $max = max($max, $this->get_analysis_for_subpart($variantno, $subpartid)->get_maximum_tries());
            }
        }
        return $max;
    }
public function get_maximum_tries ( ) { $ max = 1 ; foreach ( $ this -> get_variant_nos ( ) as $ variantno ) { foreach ( $ this -> get_subpart_ids ( $ variantno ) as $ subpartid ) { $ max = max ( $ max , $ this -> get_analysis_for_subpart ( $ variantno , $ subpartid ) -> get_maximum_tries ( ) ) ; } } return $ max ; }
What is the highest number of tries at this question?

@return int try number
What is the highest number of tries at this question?