import java.util.*;

public class Main {
	
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int N = sc.nextInt();
		int max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} import java.util.*; util.* java public class Main {
	
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int N = sc.nextInt();
		int max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			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 max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} main {
		Scanner sc = new Scanner(System.in);
		
		int N = sc.nextInt();
		int max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			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 max = 0; max 0 int sum = 0; sum 0 for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		} int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		} {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		} int L = sc.nextInt(); L sc.nextInt() sc.nextInt sc sum += L sum L if (L > max) {
				max = L;
			} L > max L max {
				max = L;
			} max = L max L if (max < sum/2.0) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		} max < sum/2.0 max sum/2.0 sum 2.0 {
			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 max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			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 max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} Main
import java.util.*;

public class Main {
	
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int N = sc.nextInt();
		int max = 0;
		int sum = 0;
		for (int i = 0; i < N; i++) {
			int L = sc.nextInt();
			sum += L;
			if (L > max) {
				max = L;
			}
		}
		
		if (max < sum/2.0) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
}
