import java.io.*;
import java.util.*;


class Main {
    public static void main(String[] args) {
        MyScanner sc = new MyScanner();
        out = new PrintWriter(new BufferedOutputStream(System.out));
        int n=sc.nextInt();
        int m=sc.nextInt();
        long nl=n;
        if(m<n-1||(nl/2)*(nl-nl/2)<m){
            out.println("NO");
            out.close();
            return;
        }
        out.println("YES");
        int k=n/2;
        int[]a=new int[n];
        for(int i=0;i<n;++i)a[i]=i+1;
        for(int i=0;i<n;++i)
            out.print(a[i]+(i==n-1?"\n":" "));
        for(int i=0;i<k;++i){
            int x=i;
            int y=k;
            out.println((x+1)+" "+(y+1));
        }
        for(int i=k+1;i<n;++i){
            int x=0;
            int y=i;
            out.println((x+1)+" "+(y+1));
        }
        for(int i=n-1;i<m;++i){
            int j=i-n+1;
            int x=j%(k-1)+1;
            int y=j/(k-1)+k+1;
            out.println((x+1)+" "+(y+1));
        }
        out.close();
    }
    // http://codeforces.com/blog/entry/7018
    //-----------PrintWriter for faster output---------------------------------
    public static PrintWriter out;
    //-----------MyScanner class for faster input----------
    public static class MyScanner {
        BufferedReader br;
        StringTokenizer st;
        public MyScanner() {
            br = new BufferedReader(new InputStreamReader(System.in));
        }
        String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }
        int nextInt() {
            return Integer.parseInt(next());
        }
        long nextLong() {
            return Long.parseLong(next());
        }
        double nextDouble() {
            return Double.parseDouble(next());
        }
        String nextLine(){
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        }
        int[] nextIntArray(int n){
            int[]r=new int[n];
            for(int i=0;i<n;++i)r[i]=nextInt();
            return r;
        }
    }
}