i did some mistakes in my code,please help me how to correct it
package com.codegym.task.task07.task0712;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
/*
Shortest or longest
*/
public class Solution {
public static void main(String[] args) throws Exception {
ArrayList<String> list = new ArrayList<String>(10);
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
for(int i = 0; i<10; i++)
// String s = reader.readLine();
list.add(reader.readLine());
int max = 0;
String longstring = "";
String shortstring ="";
int[] n = new int[10];
/* for(int i = 0; i<10; i++)
{
if(list.get(i).length()>max)
max = list.get(i).length();
longstring = list.get(i);
}*/
for(int i = 0; i < 10; i++)
{
n[i] = list.get(i).length();
}
Arrays.sort(n);
// System.out.println(list.get(i));
// System.out.println(n[i]);
for(int i = 0; i < 10; i++)
{
if(list.get(i).length() == n[i])
shortstring = list.get(i);
}
for(int i = 0; i < 10; i++)
{
if(list.get(i).length() == n[i])
longstring = list.get(i);
}
// System.out.println(shortstring);
// System.out.println(longstring);
if(list.indexOf(shortstring) < list.indexOf(longstring))
{
System.out.println(shortstring);
}
else if(list.indexOf(longstring) < list.indexOf(shortstring))
{
System.out.println(longstring);
}
//write your code here
}
}