A. 输出:value is 99.99 B. 输出: value is 9 C. 输出: value is 9.0 D. 在第4行出现编译错误
A. byte, short, int, long, float, double B. boolean, byte, short, char, int, long, float, double C. byte, short, char, int, long, float, double D. byte, short, char E. int, long, float, double
A. char c="/n"; B. int i=12; C. float f=2.8; D. boolean b=null;
A. 14 B. 0 C. 6 D. 12
A. 0 B. 1 C. 2 D. 3