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import java.util.*;
public class Main
{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a;
		int b;
		int min;
		int max;
		System.out.print("Vnesi 1 st; ");
		a = sc.nextInt();
		System.out.print("Vnesi 2 st; ");
		b = sc.nextInt();
		min = Math.min(a, b);
		max = Math.max(a, b);
		for (min += 1; min < max; min++){
		    System.out.print(min+", ");
		}
	}
}