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