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

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

public class Main {
	public static void main(String[] args) throws IOException {
     Scanner sc = new Scanner(System.in);
     int health = sc.nextInt(); 
     int attack = sc.nextInt(); 
     for(int i = 0; i<attack;i++) {
    	 health -= sc.nextInt(); 
     }
     if(health <= 0) {
    	 System.out.println("Yes");
     }
     else System.out.println("No"); 
	}
}
