简单的练习代码

public class Main {
	
	    public static void main(String[] args){
	    long sumRich=0;
	    long sumPoor=0;
	    
	        sumRich=(long)(Math.pow(2,30)-1);
	        sumPoor=10*30;
	    
	    System.out.println(sumRich+"分"+" "+sumPoor+"万元");
	        
	    }
	    

	

}