package com.company;
import java.lang.Math;
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int sum=0;
        int max=Integer.MIN_VALUE;
        int n=Integer.parseInt(scanner.nextLine());
        for(int i=0;i<n;i++){
            int number=Integer.parseInt(scanner.nextLine());
            if(number>max){
                max=number;
            }
            sum=sum+number;
        }
        int maxX=sum-max;
        if(maxX==max){
            System.out.println("Yes");
            System.out.printf("Sum = %d",max);
        }
        else{
            int diff=Math.abs(sum-max);
            int f=Math.abs(max-diff);
            System.out.println("No");
            System.out.printf("Diff = %d",f);
        }
    }
}