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/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	InputStream wrapped(InputStream raw){
		BufferedReader reader = new BufferedReader(raw, StandardCharsets.UTF8);
		return new InputStream(){
			byte[] line = new byte[0];
			int pos = 0;
			int read(){
 
				if(pos>=len.length){
					if(!getNextLine()){
						return -1;
					}
				}
				return line[pos++];
 
 
 
			}
			boolean getNextLine(){
 
			}
 
		}
 
	}
	public static void main (String[] args) throws java.lang.Exception
	{
 
	}
}

Main.java:12: error: '(' or '[' expected
		return new InputStream{
		                      ^
Main.java:15: error: ';' expected
			int read(){
			        ^
Main.java:27: error: ';' expected
			boolean getNextLine(){
			                   ^
Main.java:34: error: class, interface, or enum expected
	public static void main (String[] args) throws java.lang.Exception
	              ^
4 errors

Standard output is empty