import java.util.*;

public class Main {
		public static void main(String[] args) {
			
			Scanner sc = new Scanner(System.in);
			
			int H = sc.nextInt();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			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();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			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();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			System.out.println("Yes");
		}else
			System.out.println("No");
		} main {
			
			Scanner sc = new Scanner(System.in);
			
			int H = sc.nextInt();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			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 int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc Integer A[] = new Integer[N]; A new Integer[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 if(H <= sum) {
			System.out.println("Yes");
		}else
			System.out.println("No"); H <= sum H sum {
			System.out.println("Yes");
		} 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();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			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();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			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();
			int N = sc.nextInt();
			Integer A[] = new Integer[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];
           }
		if(H <= sum) {
			System.out.println("Yes");
		}else
			System.out.println("No");
		}
		}