import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] l = new int[n];
		for (int i = 0; i < n; i++) {
			l[i] = sc.nextInt();
		}
		sc.close();

		int max = 0;
		int sum = 0;
		for (int i = 0; i < n; i++) {
			max = Math.max(max, l[i]);
			sum += l[i];
		}
		if (sum - max > max) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] l = new int[n];
		for (int i = 0; i < n; i++) {
			l[i] = sc.nextInt();
		}
		sc.close();

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

		int max = 0;
		int sum = 0;
		for (int i = 0; i < n; i++) {
			max = Math.max(max, l[i]);
			sum += l[i];
		}
		if (sum - max > max) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} main {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] l = new int[n];
		for (int i = 0; i < n; i++) {
			l[i] = sc.nextInt();
		}
		sc.close();

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

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

		int max = 0;
		int sum = 0;
		for (int i = 0; i < n; i++) {
			max = Math.max(max, l[i]);
			sum += l[i];
		}
		if (sum - max > max) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} Main
import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] l = new int[n];
		for (int i = 0; i < n; i++) {
			l[i] = sc.nextInt();
		}
		sc.close();

		int max = 0;
		int sum = 0;
		for (int i = 0; i < n; i++) {
			max = Math.max(max, l[i]);
			sum += l[i];
		}
		if (sum - max > max) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
}
