/* 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[] array = {"a","b","c","d"};
 
	for(int i = 1; i < array.length; i++){
		System.out.print("Valor anterior: " + array[i-1]);
		System.out.print(" - ");
		System.out.println("Valor atual: " + array[i]);
	}
	}
}

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