/* 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 input = "Hi😀" ;  // String input = "ABC" ;
int countCodePoints = input.codePointCount( 0 , input.length()  ) ;
for( int i = 0 ; i < countCodePoints ; i ++ )
{
	System.out.println( "i: " + i + " | " + input.codePointAt( i ) ) ;
}
 
"Hi😀".chars().forEach( c -> System.out.println( c ) ) ;
 
	}
}

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