(ch>='a' && ch='A' && ch
速求: 设char ch='A'则表达式“ch=(ch>='A'&&ch
设ch是字符型变量其值为A表达式ch!=(ch>=A&&ch=A&&ch
C语言~main( ) { char ch; ch=getchar( ); if (ch>='A' && ch
设ch是char型变量,下列表达式ch=(ch>='A'&&ch
设ch是char型变量,其值'M',表达式ch!=(ch>='A'&&ch
main() { char ch; ch='H'-'A'+'0'; printf("%c\n",ch); }
CH3-CH=CH-CH=CH-CH3是否存在?
ch是字符型变量,判断ch=‘a+b';ch='\0';ch='7'+'9';ch=5+9;哪个对?
union pw {int i;char ch[2]; }a; main () {a.ch[0]=10; a.ch[1]
char a=0,ch; while((ch=getchar())!='\n') { if(a%2!=0&&(ch>='
5 . 已知ch是字符型变量,下面正确的赋值语句是 . A) ch=‘a+b’; B) ch=‘\0’; C) ch=‘
ch是字符型变量,下面不正确的赋值语句是?() A, ch = ‘a + b’ B, ch = ‘\0’ C, ch=5