本题会输出: it is B.it is C.other
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main()
{char x="B";
switch(x)
{case‘A’:printf(“it is A.”);break;
case‘B’:printf(“it is B.”);break;
case‘C’:printf(“it is C.”);break;
Default:printf(“other”)
}
}/ /输出: it is B.
char x='B';字符是单引号。
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