import java.util.Scanner;
public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	} main {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc int[] lArray = new int [n]; lArray new int [n] n int sum = 0 sum 0 lon = 0; lon 0 for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		} int i = 0; int i = 0; i 0 i < n i n i++ i++ i {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		} {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		} lArray[i] = sc.nextInt() lArray[i] lArray i sc.nextInt() sc.nextInt sc sum = sum + lArray[i] sum sum + lArray[i] sum lArray[i] lArray i if(lon <= lArray[i]) lon = lArray[i]; lon <= lArray[i] lon lArray[i] lArray i lon = lArray[i] lon lArray[i] lArray i if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No"); lon < (sum - lon) lon (sum - lon) sum lon System.out.println("Yes") System.out.println System.out System System.out "Yes" System.out.println("No") System.out.println System.out System System.out "No" sc.close() sc.close sc String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	}

} Main
import java.util.Scanner;
public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] lArray = new int [n];
		int sum = 0, lon = 0;
		for(int i = 0; i < n; i++) {
			lArray[i] = sc.nextInt();
			sum = sum + lArray[i];
			if(lon <= lArray[i]) lon = lArray[i];
		}
		if(lon < (sum - lon)) System.out.println("Yes");
		else System.out.println("No");
		sc.close();
	}

}
