import java.util.*;
import java.lang.*;
import java.io.*;

public class Main {

    public static void main(String args[]) throws IOException {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    }

    static class Task {

        public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        }
    }

    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            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.util.*; util.* java import java.lang.*; lang.* java import java.io.*; io.* java public class Main {

    public static void main(String args[]) throws IOException {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    }

    static class Task {

        public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        }
    }

    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            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 void main(String args[]) throws IOException {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    } main {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    } FastReader in = new FastReader(); in new FastReader() OutputStream outputStream = System.out; outputStream System.out System System.out PrintWriter out = new PrintWriter(outputStream); out new PrintWriter(outputStream) Task.solve(in, out) Task.solve Task in out out.close() out.close out String args[] args static class Task {

        public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        }
    } Task public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        } solve {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        } int n = in.nextInt(); n in.nextInt() in.nextInt in int sum=0 sum 0 max = Integer.MIN_VALUE; max Integer.MIN_VALUE Integer Integer.MIN_VALUE for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            } int i=0; int i=0; i 0 i<n i n i++ i++ i {
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            } {
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            } int x = in.nextInt(); x in.nextInt() in.nextInt in sum+=x sum x max = Math.max(max,x) max Math.max(max,x) Math.max Math max x sum-=max sum max if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            } sum>max sum 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" FastReader in in PrintWriter out out static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            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;
        }
    } FastReader BufferedReader br; br StringTokenizer st; st public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        } FastReader {
            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[]) throws IOException {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    }

    static class Task {

        public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        }
    }

    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            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[]) throws IOException {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    }

    static class Task {

        public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        }
    }

    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            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.util.*;
import java.lang.*;
import java.io.*;

public class Main {

    public static void main(String args[]) throws IOException {
        FastReader in = new FastReader();
        OutputStream outputStream = System.out;
        PrintWriter out = new PrintWriter(outputStream);
        Task.solve(in, out);
        out.close();
    }

    static class Task {

        public static void solve(FastReader in, PrintWriter out) {
            int n = in.nextInt();
            int sum=0,max = Integer.MIN_VALUE;
            for(int i=0;i<n;i++){
                int x = in.nextInt();
                sum+=x;
                max = Math.max(max,x);
            }
            sum-=max;
            if(sum>max){
                System.out.println("Yes");
            }else{
                System.out.println("No");
            }
        }
    }

    static class FastReader {
        BufferedReader br;
        StringTokenizer st;

        public FastReader() {
            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;
        }
    }
}