import java.util.Scanner;
public class Main {
	public static void main(String[] args) throws Exception{
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
} import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) throws Exception{
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
} Main public static void main(String[] args) throws Exception{
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	} main {
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	} Scanner stdIn=new Scanner(System.in); stdIn new Scanner(System.in) int N=stdIn.nextInt(); N stdIn.nextInt() stdIn.nextInt stdIn int L[]=new int[N]; L new int[N] N int z=0 z 0 max=0 max 0 plu=0; plu 0 while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		} z<N z N {
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		} L[z]=stdIn.nextInt() L[z] L z stdIn.nextInt() stdIn.nextInt stdIn plu+=L[z] plu L[z] L z if(L[z]>max)
				max=L[z]; L[z]>max L[z] L z max max=L[z] max L[z] L z z++ z z=0 z 0 if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No"); max<plu-max max plu-max plu max 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) throws Exception{
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
} public class Main {
	public static void main(String[] args) throws Exception{
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
} Main
import java.util.Scanner;
public class Main {
	public static void main(String[] args) throws Exception{
		Scanner stdIn=new Scanner(System.in);
		int N=stdIn.nextInt();
		int L[]=new int[N];
		int z=0,max=0,plu=0;
		while(z<N){
			L[z]=stdIn.nextInt();
			plu+=L[z];
			if(L[z]>max)
				max=L[z];
			z++;
		}z=0;
		if(max<plu-max)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
}