/* 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
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String payload = "501myName\r\n5021\r\n5031\r\n50555\r\n5040\r\n5061\r\n5070\r\n508text\r\n509moretext\r\n511900\r\n";
		int cnt = 0;
		int pos = 0;
		while((pos = payload.indexOf('\n', pos)) != -1){
			cnt++;
			pos++;
			System.out.print (cnt);
			System.out.print('\n');
			System.out.print (pos);
			System.out.print('\n');
		}
		System.out.print("--final--\n");
		System.out.print (cnt);
		System.out.print('\n');
		System.out.print (pos + 1);
	}
}

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