/* 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
{
 
	interface I{
		String a(char[] a);
	}
 
	public static void main (String[] args) throws java.lang.Exception
	{
		I diff = ABCD->{int A98=0,GFEDCBA=1,A987;for(;GFEDCBA<ABCD.length;A98=A98+(A987=ABCD[GFEDCBA]-ABCD[GFEDCBA++-1])*A987-0);return"#Java, "+A98;};
		char[] code = "ABCD->{int A98=0,GFEDCBA=1,A987;for(;GFEDCBA<ABCD.length;A98=A98+(A987=ABCD[GFEDCBA]-ABCD[GFEDCBA++-1])*A987-0);return\"#Java, \"+A98;}".toCharArray();
		System.out.println(diff.a(code));
	}
}

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