import java.util.Scanner;

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

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

   if(sum>=H){
     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();
   int[] A = new int[N];
   int sum=0;
   
   for(int i=0;i<N;i++){
     A[i]=sc.nextInt();
     sum=sum+A[i];
   }

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

   if(sum>=H){
     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 int[] A = new int[N]; A new int[N] N int sum=0; sum 0 for(int i=0;i<N;i++){
     A[i]=sc.nextInt();
     sum=sum+A[i];
   } int i=0; int i=0; i 0 i<N i N i++ i++ i {
     A[i]=sc.nextInt();
     sum=sum+A[i];
   } {
     A[i]=sc.nextInt();
     sum=sum+A[i];
   } A[i]=sc.nextInt() A[i] A i sc.nextInt() sc.nextInt sc sum=sum+A[i] sum 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
import java.util.Scanner;

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

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