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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - max)) {
            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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - max)) {
            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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - max)) {
            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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - 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 max = 0; max 0 int sum = 0; sum 0 for (int i = 0; i < N; i++) {
            int tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        } int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
            int tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        } {
            int tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        } int tmp = sc.nextInt(); tmp sc.nextInt() sc.nextInt sc sum += tmp sum tmp if (tmp >= max) {
                max = tmp;
            } tmp >= max tmp max {
                max = tmp;
            } max = tmp max tmp if (max < (sum - max)) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        } max < (sum - max) max (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" 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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - max)) {
            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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - max)) {
            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 tmp = sc.nextInt();
            sum += tmp;
            if (tmp >= max) {
                max = tmp;
            }
        }
        if (max < (sum - max)) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }

    }

}