/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
import java.util.stream.Collectors;
 
/* 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
	{
 
		Set < Integer > codePointsDistinct = "aaaaaaa".codePoints().boxed().collect( Collectors.toSet());
		boolean allSameCharacter = ( codePointsDistinct.size() == 1 ) ;
 
		System.out.println( allSameCharacter ) ;
	}
}

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