import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    } main {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int tairyoku = scanner.nextInt(); tairyoku scanner.nextInt() scanner.nextInt scanner int hissatsuwazashurui = scanner.nextInt(); hissatsuwazashurui scanner.nextInt() scanner.nextInt scanner int sum = 0; sum 0 for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        } int i = 0; int i = 0; i 0 i < hissatsuwazashurui i hissatsuwazashurui i++ i++ i {
            sum+= scanner.nextInt();
        } {
            sum+= scanner.nextInt();
        } sum+= scanner.nextInt() sum scanner.nextInt() scanner.nextInt scanner if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        } tairyoku>sum tairyoku sum {
            System.out.println("No");
        } System.out.println("No") System.out.println System.out System System.out "No" {
            System.out.println("Yes");
        } System.out.println("Yes") System.out.println System.out System System.out "Yes" String[] args args public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    }
} public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int tairyoku = scanner.nextInt();
        int hissatsuwazashurui = scanner.nextInt();
        int sum = 0;
        for (int i = 0; i < hissatsuwazashurui; i++) {
            sum+= scanner.nextInt();
        }
        if (tairyoku>sum){
            System.out.println("No");
        }
        else {
            System.out.println("Yes");
        }

    }
}
