/* 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
	{
		System.out.println("=== isJavaIdentifierStart ===");
 
		for (int ch=0; ch<65536; ++ch)
			if (Character.isJavaIdentifierStart(ch) != Character.isLetter(ch))
				System.out.println(ch + " - " + (char)ch);
 
		//System.out.println();
		//System.out.println("=== isJavaIdentifierPart ===");
 
		//for (int ch=0; ch<65536; ++ch)
		//	if (!Character.isJavaIdentifierPart(ch))
		//		System.out.println("NO: " + ch + " - " + (char)ch);
 
		//for (int ch=0; ch<65536; ++ch)
		//	if (!Character.isJavaIdentifierStart(ch) && Character.isJavaIdentifierPart(ch) && !Character.isDigit(ch))
		//		System.out.println(ch + " - " + (char)ch);
	}
}

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