package java2;
public class mettl32 {
public static int output1;
public static void fn(int n) {
String
s = Integer.toString(n);
int even_add = 0;
int odd_add = 0;
for (int i = 0; i <
s.length(); i++) {
if (i % 2 == 0) {
even_add
= even_add
+
Integer.parseInt(Character.toString(s.charAt(i)));
}
else
odd_add
= odd_add
+
Integer.parseInt(Character.toString(s.charAt(i)));
}
if (even_add ==
odd_add)
output1 = 1;
else
output1 = -1;
}
public static void main(String[]
args) {
fn(222222);
System.out.println(output1);
}
}