import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      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) {
    Scanner scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
} Main public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  } main {
    Scanner scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int H = scanner.nextInt(); H scanner.nextInt() scanner.nextInt scanner int N = scanner.nextInt(); N scanner.nextInt() scanner.nextInt scanner int[] A = new int[N]; A new int[N] N for (int i = 0; i < N; i++) A[i] = scanner.nextInt(); int i = 0; int i = 0; i 0 i < N i N i++ i++ i A[i] = scanner.nextInt(); A[i] = scanner.nextInt() A[i] A i scanner.nextInt() scanner.nextInt scanner int sum = 0; sum 0 for (int i = 0; i < N; i++) sum += A[i]; int i = 0; int i = 0; i 0 i < N i N i++ i++ i sum += A[i]; sum += A[i] sum A[i] A i if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    } sum >= H sum H {
      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 scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
} public class Main {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
} Main
import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    int H = scanner.nextInt();
    int N = scanner.nextInt();
    int[] A = new int[N];
    for (int i = 0; i < N; i++) A[i] = scanner.nextInt();
    int sum = 0;
    for (int i = 0; i < N; i++) sum += A[i];

    if (sum >= H) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
}
