, ,12345之类的叫祥友正整数,-1,-2,0123之类的叫整数,-1, , ,-2, , ,-3之类的叫负整数,1.1, , ,1.2之类的叫整数,-1.1, , ,-1.2之类的叫负数, , ,真是谨氏槐.更新时间:2023-08-14