练习之判断水仙花数与否

public class A1{
	public static void main(String[] args){
	int firstNum = 153;
	int baiWei = firstNum/100;
	int shiWei = firstNum%100/10;
	int gewei = firstNum%10;
	if(baiWei*baiWei*baiWei+。。。。。){
		System.out.println("是水仙花数");
	}
	else{
		System.out.println("不是水仙花数");
	}