import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));

        int[] ints = ReadInts(in);

        int first = ints[0] + ints[1] + ints[2];
        int second = ints[3] + ints[4] + ((ints[5] == 9) ? 1 : ints[5] + 1);
        int third = ints[3] + ints[4] + ((ints[5] == 0) ? 8 : ints[5] - 1);

        System.out.println((first == second) || (first == third) ? "YES" : "NO");
    }

    public static int[] ReadInts(BufferedReader in) throws IOException {
        int[] result = new int[6];

        String input = in.readLine();

        for (int i = 0; i < input.length(); i++) {
            result[i]=Integer.parseInt(input.substring(i, i + 1));
        }

        return result;
    }
}

Maybe Yes/No instread of YES/NO?

yap :)
thanks

Edited by author 19.02.2009 10:24

Edited by author 19.02.2009 10:24