Flight instruments and systems is used to display the motion of an aircraft. It is including , horizon indicator, magnetic compass, directional gyro, compass system etc..
【简答题】若运行以下程序时,从键盘输入2473 ,则下面程序的运行结果是( )
#include main( )
{int c;
while((c=getchar( ))!=’\n’)
switch(c-‘2’)
{ case 0:
case 1:putchar(c+4);
case 2:putchar(c+4);break;
case 3:putchar(c+3);
case 4:putchar(...