/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.*;
/* 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 l = "Abc";
		String c = "Абв";
		System.out.println(l.matches("\\p{Alpha}+"));     // => true
		System.out.println(c.matches("\\p{Alpha}+"));     // => false
		System.out.println(c.matches("(?U)\\p{Alpha}+")); // => true
		System.out.println(l.matches("\\p{L}+"));         // => true
		System.out.println(c.matches("\\p{L}+"));         // => true
	}
}

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