2ra

import java.util.Scanner;

public class HalfSumElement {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());
        int maxNum = Integer.MIN_VALUE;
        int sum = 0;
        int result=0;
        for (int i = 0; i < n; i++) {
            int num = Integer.parseInt(scanner.nextLine());
            if (num > maxNum) {
                maxNum = num;
            }
            sum += num;

        }
        result=sum-maxNum;
        if (result == maxNum) {
            System.out.println("Yes");
            System.out.printf("Sum= %d%n", maxNum);
        } else {
            System.out.println("No");
            System.out.printf("Diff= %d%n", Math.abs(maxNum-result));
        }
    }
}