Perulangan dengan While

import java.io.*;
public class Contoh1 {
    public static void main(String[] x) throws IOException{
    BufferedReader y=new BufferedReader(new InputStreamReader(System.in));

    String n1="";
    System.out.print("Masukkan batas : ");
    n1 = y.readLine();
 
    int b=Integer.parseInt(n1);

    int i=1;
    while (i<=b) {
      if (i%2==1)
        System.out.print(i+"  ");
      i++;
    }
           
    }
}