利于if语句,编程y=x (x<=1),y=3x-2 (1=10)当键盘输入ⅹ值时,
if(x<=1){y=x;}else if(x==1){y=3*x-2;}else{}没有别的条件吗?
Scanner sc = new Scanner(System.in);double x = sc.nextDouble();double y = 0;if(x<=1){y = x;}else if(x>1&&x<=10){y=3*x-2}
y = 3*x-2后少了一个分号