import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.stream.IntStream;


// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        // write your code in Java SE 8
        int[] A = {-1,-3};
        int i, x;
  
        // iterating over an array
        for ( i = 1; i < A.length; i++) {
            final int e = i;
            if(!IntStream.of(A).anyMatch(y -> y == e)){
            
          
            System.out.print(" "+ e);
            break;
            }
        }
            }
}