import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.*;
import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    }
    static class TaskC {
        static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        }
        static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        }
        public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        }




    }

    static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt(){return  Integer.parseInt(next());}
        public long nextLong() {
            return Long.parseLong(next());
        }

    }
} import java.io.OutputStream; OutputStream java.io import java.io.IOException; IOException java.io import java.io.InputStream; InputStream java.io import java.io.PrintWriter; PrintWriter java.io import java.util.*; util.* java import java.io.BufferedReader; BufferedReader java.io import java.io.InputStreamReader; InputStreamReader java.io public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    }
    static class TaskC {
        static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        }
        static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        }
        public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        }




    }

    static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt(){return  Integer.parseInt(next());}
        public long nextLong() {
            return Long.parseLong(next());
        }

    }
} Main public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    } main {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    } InputStream inputStream = System.in; inputStream System.in System System.in OutputStream outputStream = System.out; outputStream System.out System System.out InputReader in = new InputReader(inputStream); in new InputReader(inputStream) PrintWriter out = new PrintWriter(outputStream); out new PrintWriter(outputStream) TaskC solver = new TaskC(); solver new TaskC() solver.solve(1, in, out) solver.solve solver 1 in out out.close() out.close out String[] args args static class TaskC {
        static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        }
        static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        }
        public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        }




    } TaskC static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        } modpow {
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        } a%=1000000007 a 1000000007 long ans = 1; ans 1 while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            } b>0 b 0 {
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            } if ((b&1)>0) ans=ans*a%1000000007; (b&1)>0 (b&1) b 1 0 ans=ans*a%1000000007 ans ans*a%1000000007 ans*a ans a 1000000007 b>>=1 b 1 a=a*a%1000000007 a a*a%1000000007 a*a a a 1000000007 return ans; ans long a a int b b static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        } sol {
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        } if (a==1) return 1; a==1 a 1 return 1; 1 long ans = sol(a/2); ans sol(a/2) sol a/2 a 2 return ans+ans+1; ans+ans+1 ans+ans+1 ans ans 1 long a a public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        } solve {
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        } int h =in.nextInt(); h in.nextInt() in.nextInt in int n = in.nextInt(); n in.nextInt() in.nextInt in int sum = 0; sum 0 for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            } int i = 0; int i = 0; i 0 i <n i n i++ i++ i {
                sum+=in.nextInt();
            } {
                sum+=in.nextInt();
            } sum+=in.nextInt() sum in.nextInt() in.nextInt in if (sum >= h) System.out.println("Yes");
            else System.out.println("No"); sum >= h sum h 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" int testNumber testNumber InputReader in in PrintWriter out out static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt(){return  Integer.parseInt(next());}
        public long nextLong() {
            return Long.parseLong(next());
        }

    } InputReader public BufferedReader reader; reader public StringTokenizer tokenizer; tokenizer public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        } InputReader {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        } reader = new BufferedReader(new InputStreamReader(stream), 32768) reader new BufferedReader(new InputStreamReader(stream), 32768) tokenizer = null tokenizer null InputStream stream stream public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        } next {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        } while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            } tokenizer == null || !tokenizer.hasMoreTokens() tokenizer == null tokenizer null !tokenizer.hasMoreTokens() tokenizer.hasMoreTokens() tokenizer.hasMoreTokens tokenizer {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            } try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                } catch (IOException e) {
                    throw new RuntimeException(e);
                } IOException e {
                    throw new RuntimeException(e);
                } throw new RuntimeException(e); new RuntimeException(e) {
                    tokenizer = new StringTokenizer(reader.readLine());
                } tokenizer = new StringTokenizer(reader.readLine()) tokenizer new StringTokenizer(reader.readLine()) return tokenizer.nextToken(); tokenizer.nextToken() tokenizer.nextToken tokenizer public int nextInt(){return  Integer.parseInt(next());} nextInt {return  Integer.parseInt(next());} return  Integer.parseInt(next()); Integer.parseInt(next()) Integer.parseInt Integer next() next public long nextLong() {
            return Long.parseLong(next());
        } nextLong {
            return Long.parseLong(next());
        } return Long.parseLong(next()); Long.parseLong(next()) Long.parseLong Long next() next public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    }
    static class TaskC {
        static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        }
        static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        }
        public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        }




    }

    static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt(){return  Integer.parseInt(next());}
        public long nextLong() {
            return Long.parseLong(next());
        }

    }
} public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    }
    static class TaskC {
        static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        }
        static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        }
        public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        }




    }

    static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt(){return  Integer.parseInt(next());}
        public long nextLong() {
            return Long.parseLong(next());
        }

    }
} Main
import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.*;
import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskC solver = new TaskC();
        solver.solve(1, in, out);
        out.close();
    }
    static class TaskC {
        static long modpow(long a , int b){
            a%=1000000007;
            long ans = 1;
            while (b>0){
                if ((b&1)>0) ans=ans*a%1000000007;
                b>>=1;
                a=a*a%1000000007;
            }
            return ans;
        }
        static long sol(long a){
            if (a==1) return 1;
            long ans = sol(a/2);
            return ans+ans+1;
        }
        public void solve(int testNumber, InputReader in, PrintWriter out){
            int h =in.nextInt();
            int n = in.nextInt();
            int sum = 0;
            for (int i = 0; i <n; i++) {
                sum+=in.nextInt();
            }
            if (sum >= h) System.out.println("Yes");
            else System.out.println("No");






        }




    }

    static class InputReader {
        public BufferedReader reader;
        public StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

        public String next() {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }
        public int nextInt(){return  Integer.parseInt(next());}
        public long nextLong() {
            return Long.parseLong(next());
        }

    }
}