import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			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) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	} main {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			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 total = 0; total 0 int max = 0; max 0 for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		} {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		} int L = sc.nextInt(); L sc.nextInt() sc.nextInt sc if(max < L) {
				max = L;
			} max < L max L {
				max = L;
			} max = L max L total += L total L total -= max total max if(max < total) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		} max < total max total {
			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) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} 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 total = 0;
		int max = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			if(max < L) {
				max = L;
			}
			total += L;

		}

		total -= max;
		if(max < total) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

}
