已有如下定义和输入语句,若要求x,y的值分别为5.19.2,正确的数据输入方式是(D(注:□表示空格,表示回车)floatx,y;scanf("%f,%f",&x,&y);
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧