module java.util.regex.Matcher;

import java.lang.all;
import java.util.regex.Pattern;

class Matcher {
    public Pattern pattern(){
        implMissing( __FILE__, __LINE__ );
        return null;
    }
    public String    group(){
        implMissing( __FILE__, __LINE__ );
        return null;
    }
    public String    group(int n){
        implMissing( __FILE__, __LINE__ );
        return null;
    }
    public  String replaceFirst(String replacement) {
        implMissing( __FILE__, __LINE__ );
        return null;
    }
    public int start(){
        implMissing( __FILE__, __LINE__ );
        return 0;
    }
    public int end(){
        implMissing( __FILE__, __LINE__ );
        return 0;
    }
    public bool find(){
        implMissing( __FILE__, __LINE__ );
        return false;
    }
    public bool find(int start){
        implMissing( __FILE__, __LINE__ );
        return false;
    }
}