下列方法定义中,正确的是()A.int x(int a,b){return (a-b);}B.double x(int a,int b){int w; w=a-b;}C.int x(int a,int b){return a-b;}D.double x(a,b){return b;}
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![下列方法定义中,正确的是()A.int x(int a,b){return (a-b);}B.double x(int a,int b){int w; w=a-b;}C.int x(int a,int b){return a-b;}D.double x(a,b){return b;}](/uploads/image/z/13034022-6-2.jpg?t=%E4%B8%8B%E5%88%97%E6%96%B9%E6%B3%95%E5%AE%9A%E4%B9%89%E4%B8%AD%2C%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88%EF%BC%89A.int+x%28int+a%2Cb%29%7Breturn+%28a-b%29%3B%7DB.double+x%28int+a%2Cint+b%29%7Bint+w%3B+w%3Da-b%3B%7DC.int+x%28int+a%2Cint+b%29%7Breturn+a-b%3B%7DD.double+x%28a%2Cb%29%7Breturn+b%3B%7D)
下列方法定义中,正确的是()A.int x(int a,b){return (a-b);}B.double x(int a,int b){int w; w=a-b;}C.int x(int a,int b){return a-b;}D.double x(a,b){return b;}
下列方法定义中,正确的是()
A.int x(int a,b){return (a-b);}
B.double x(int a,int b){int w; w=a-b;}
C.int x(int a,int b){return a-b;}
D.double x(a,b){return b;}
下列方法定义中,正确的是()A.int x(int a,b){return (a-b);}B.double x(int a,int b){int w; w=a-b;}C.int x(int a,int b){return a-b;}D.double x(a,b){return b;}
正确的是: C
A: (int a,b) 错误, 形参b必须带类型
B: 缺少return 返回类型
D: 同A, 参数a和b都缺少类型