import java.io.*;
import java.util.*;
public class Main {
	
	public static void main(String[] args) {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	}
	
	public static PrintWriter out;

	public static class MyScanner {
		BufferedReader br;
		StringTokenizer st;

		public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		}

		String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		}

		int nextInt() {
			return Integer.parseInt(next());
		}

		long nextLong() {
			return Long.parseLong(next());
		}

		double nextDouble() {
			return Double.parseDouble(next());
		}

		String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		}

	}
	

}


 import java.io.*; io.* java import java.util.*; util.* java public class Main {
	
	public static void main(String[] args) {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	}
	
	public static PrintWriter out;

	public static class MyScanner {
		BufferedReader br;
		StringTokenizer st;

		public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		}

		String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		}

		int nextInt() {
			return Integer.parseInt(next());
		}

		long nextLong() {
			return Long.parseLong(next());
		}

		double nextDouble() {
			return Double.parseDouble(next());
		}

		String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		}

	}
	

} Main public static PrintWriter out; out public static void main(String[] args) {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	} main {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	} MyScanner sc = new MyScanner(); sc new MyScanner() int n=sc.nextInt(); n sc.nextInt() sc.nextInt sc int a[]=new int[n]; a new int[n] n int sum=0; sum 0 for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		} int i=0; int i=0; i 0 i<n i n i++ i++ i {
			a[i]=sc.nextInt();
			
		} {
			a[i]=sc.nextInt();
			
		} a[i]=sc.nextInt() a[i] a i sc.nextInt() sc.nextInt sc Arrays.sort(a) Arrays.sort Arrays a for(int i=0;i<n-1;i++) {
			sum+=a[i];
		} int i=0; int i=0; i 0 i<n-1 i n-1 n 1 i++ i++ i {
			sum+=a[i];
		} {
			sum+=a[i];
		} sum+=a[i] sum a[i] a i System.out.println(a[n-1]<sum?"Yes":"No") System.out.println System.out System System.out a[n-1]<sum?"Yes":"No" a[n-1]<sum a[n-1] a n-1 n 1 sum "Yes" "No" String[] args args public static class MyScanner {
		BufferedReader br;
		StringTokenizer st;

		public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		}

		String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		}

		int nextInt() {
			return Integer.parseInt(next());
		}

		long nextLong() {
			return Long.parseLong(next());
		}

		double nextDouble() {
			return Double.parseDouble(next());
		}

		String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		}

	} MyScanner BufferedReader br; br StringTokenizer st; st public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		} MyScanner {
			br = new BufferedReader(new InputStreamReader(System.in));
		} br = new BufferedReader(new InputStreamReader(System.in)) br new BufferedReader(new InputStreamReader(System.in)) String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		} next {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		} while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			} st == null || !st.hasMoreElements() st == null st null !st.hasMoreElements() st.hasMoreElements() st.hasMoreElements st {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			} try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				} catch (IOException e) {
					e.printStackTrace();
				} IOException e {
					e.printStackTrace();
				} e.printStackTrace() e.printStackTrace e {
					st = new StringTokenizer(br.readLine());
				} st = new StringTokenizer(br.readLine()) st new StringTokenizer(br.readLine()) return st.nextToken(); st.nextToken() st.nextToken st int nextInt() {
			return Integer.parseInt(next());
		} nextInt {
			return Integer.parseInt(next());
		} return Integer.parseInt(next()); Integer.parseInt(next()) Integer.parseInt Integer next() next long nextLong() {
			return Long.parseLong(next());
		} nextLong {
			return Long.parseLong(next());
		} return Long.parseLong(next()); Long.parseLong(next()) Long.parseLong Long next() next double nextDouble() {
			return Double.parseDouble(next());
		} nextDouble {
			return Double.parseDouble(next());
		} return Double.parseDouble(next()); Double.parseDouble(next()) Double.parseDouble Double next() next String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		} nextLine {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		} String str = ""; str "" try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			} catch (IOException e) {
				e.printStackTrace();
			} IOException e {
				e.printStackTrace();
			} e.printStackTrace() e.printStackTrace e {
				str = br.readLine();
			} str = br.readLine() str br.readLine() br.readLine br return str; str public class Main {
	
	public static void main(String[] args) {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	}
	
	public static PrintWriter out;

	public static class MyScanner {
		BufferedReader br;
		StringTokenizer st;

		public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		}

		String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		}

		int nextInt() {
			return Integer.parseInt(next());
		}

		long nextLong() {
			return Long.parseLong(next());
		}

		double nextDouble() {
			return Double.parseDouble(next());
		}

		String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		}

	}
	

} public class Main {
	
	public static void main(String[] args) {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	}
	
	public static PrintWriter out;

	public static class MyScanner {
		BufferedReader br;
		StringTokenizer st;

		public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		}

		String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		}

		int nextInt() {
			return Integer.parseInt(next());
		}

		long nextLong() {
			return Long.parseLong(next());
		}

		double nextDouble() {
			return Double.parseDouble(next());
		}

		String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		}

	}
	

} Main
import java.io.*;
import java.util.*;
public class Main {
	
	public static void main(String[] args) {
	
		MyScanner sc = new MyScanner();
		
		int n=sc.nextInt();
		int a[]=new int[n];
		int sum=0;
		
		for(int i=0;i<n;i++) {
			a[i]=sc.nextInt();
			
		}
		Arrays.sort(a);
		for(int i=0;i<n-1;i++) {
			sum+=a[i];
		}
		
		System.out.println(a[n-1]<sum?"Yes":"No");
	}
	
	public static PrintWriter out;

	public static class MyScanner {
		BufferedReader br;
		StringTokenizer st;

		public MyScanner() {
			br = new BufferedReader(new InputStreamReader(System.in));
		}

		String next() {
			while (st == null || !st.hasMoreElements()) {
				try {
					st = new StringTokenizer(br.readLine());
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
			return st.nextToken();
		}

		int nextInt() {
			return Integer.parseInt(next());
		}

		long nextLong() {
			return Long.parseLong(next());
		}

		double nextDouble() {
			return Double.parseDouble(next());
		}

		String nextLine() {
			String str = "";
			try {
				str = br.readLine();
			} catch (IOException e) {
				e.printStackTrace();
			}
			return str;
		}

	}
	

}



