main() {char ch1,ch2:ch1='A+'3':ch2='A'+'6'-'3':printf("%d,%

C语言 ch1=((ch2)&(0xf0)); ch3=key[ch1]; 可以通过编译,但 ch3=key_break #include main() { unsigned char a=8,c; c=a>>3; printf("%d\n" #include main() {char ch; ch='A'+'5'-'3'; printf("%d,%c\n",c main() { unsigned char a,b; a=4|3; b=4&3; printf("%d %d\n",a 有以下程序 main( ) { unsigned char a,b; a=4|3; b=4&3; printf(“%d 示波器观察李萨如图是不是同时接CH1和CH2 A.CH2=CH2.B.CH3CH=CH2 C.CH3CH3.D.CH3CH2CH= void main() { int a=1234,x; x=(char)a; printf("a[d]=%d a[x]= C语言基本知识void main(){int a=1234,x;x=(char)a;printf(“a[d]=%d a[ :CH2=CH2+3O2→ C语言中,void main() { int x=22; char z='a'; printf("%d\n",(x&11 void main（） { char a[10]={2,12,1,4,5,7,8,9,0,11} printf("%d"