что не так?
package com.javarush.task.task15.task1527;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
/*
Парсер реквестов
*/
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String url = reader.readLine();
int i = url.indexOf("?");
String s = url.substring(i + 1);
String[] splitstring = s.split("&");
ArrayList<String> list = new ArrayList<>();
Double d = null;
for (String st : splitstring
) {
if (st.contains("=")) {
String s1 = st.substring(0, st.indexOf("="));
list.add(s1);
if (s1.equals("obj")) {
String s2 = st.substring(st.indexOf("=") + 1);
try{
d = Double.parseDouble(s2);
} catch (Exception e){
}
}
} else {
list.add(st);
}
}
StringBuilder sb = new StringBuilder();
for (String strlist:list
) {
sb.append(strlist);
sb.append(" ");
}
sb.deleteCharAt(sb.length()-1);
alert(sb.toString());
if(d!=null){
alert(d);
}
}//напишите тут ваш код
public static void alert ( double value){
System.out.println("double: " + value);
}
public static void alert (String value){
System.out.println("String: " + value);
}
}