import java.util.*;

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