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;}
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