import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        }
    }
} Main public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        }
    } main {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

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

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        } {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        } Scanner sc = new Scanner(System.in) Scanner sc = new Scanner(System.in) new Scanner(System.in) int H = sc.nextInt(); H sc.nextInt() sc.nextInt sc int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc int[] A = new int[N]; A new int[N] N for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            } int i = 0; int i = 0; i 0 i < N i N i++ i++ i {
                A[i] = sc.nextInt();
            } {
                A[i] = sc.nextInt();
            } A[i] = sc.nextInt() A[i] A i sc.nextInt() sc.nextInt sc 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] sum A[i] A i System.out.println(sum >= H ? "Yes" : "No") System.out.println System.out System System.out sum >= H ? "Yes" : "No" sum >= H sum H "Yes" "No" String[] args args public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        }
    }
} public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

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

public class Main {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            int H = sc.nextInt();
            int N = sc.nextInt();
            int[] A = new int[N];
            for (int i = 0; i < N; i++) {
                A[i] = sc.nextInt();
            }

            int sum = 0;
            for (int i = 0; i < N; i++) {
                sum += A[i];
            }

            System.out.println(sum >= H ? "Yes" : "No");
        }
    }
}