• 2022-05-31
    以下正确的函数形式是( )
    A: double fun(int x,int y) {z=x+y;return z;}
    B: fun(int x,y) {int z; z=x+y ;return z;}
    C: fun(x,y) {int x,y; double z; z=x+y; retun z;}
    D: double fun(int x,int y) {double z;z=x+y;return z;}