问题详情

以下程序的输出结果为
#include
int main()
{
float a = 1234.567,b = 55.32;
printf("a = %4.2f, b = %5.1fn", a,b);
return 0;
}
A、a = 1234.57, b = 55.3
B、a = 1234.6, b = 5.32
C、a =1234, b =55
D、a =1234.567, b = 55.32