• 2022-07-25
    下列正确定义函数的是:()
    A: double fun(int x,int y){z=x+y;return z;}
    B: double fun(int x, y){int z=x+y;return z;}
    C: fun(int x,int y){int z=x+y;return z;}
    D: double fun(int x,int y){double z=x+y;}