Java :

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner in=new Scanner(System.in);
		String input=in.next();
		char ch1=input.charAt(0);
		char ch2=input.charAt(1);
		char stem;
		int k=1;
		if(ch1>ch2){
			stem=ch1;
			ch1=ch2;
			ch2=stem;}
			for(int count=ch1;count<=ch2;count++,ch1++,k++){
				if(k%10==0)
				System.out.println(ch1);
				else
					System.out.print(ch1+" ");
	}
	}
}