//c3:DeadLoop1.java
//author:ZhangHongbin 
//This program is protected by copyright laws.
//dead loop.
public class DeadLoop1 
{
	public static void main(String[] args)	
	{
		int num=1;	
		while(num<6)
		{
			System.out.println(num);
		}
		
    }
}