对于视频中的代码,将 Derived 的构造函数改为 Derived(int var):Base0(var-1),Base1(var),Base2(var+1){}定义 Derived d(1)，则 d.var0 的值为： A: 1 B: 0 C: 2 D: 不确定
对于视频中的代码,将 Derived 的构造函数改为 Derived(int var):Base0(var-1),Base1(var),Base2(var+1){}定义 Derived d(1)，则 d.var0 的值为： A: 1 B: 0 C: 2 D: 不确定
有以下程序： #include <iostream> using namespace std; class Base{ public: Base(int x=0) {cout<<x;} }; class Derived : public Base{ public: Derived(int x=0) {cout<<x;} private: Base val; }; int main(){ Derived d(1); return 0; } 程序的输出结果是
有以下程序： #include <iostream> using namespace std; class Base{ public: Base(int x=0) {cout<<x;} }; class Derived : public Base{ public: Derived(int x=0) {cout<<x;} private: Base val; }; int main(){ Derived d(1); return 0; } 程序的输出结果是
Intermediate plans are derived from long-range plans and short-range plans are derived from intermediate plans.
Intermediate plans are derived from long-range plans and short-range plans are derived from intermediate plans.
有如下程序：class Base {public :int date ;} ;class Derived1 : public Base { };class Derived2 : protected Base { };int main(){Derived1 d1 ;Derived2 d2 ;d1. date = 0 ; //①d2.date = 0 ; //②return 0 ;}下列关于程序编译结果的描述中，正确的是（）
有如下程序：class Base {public :int date ;} ;class Derived1 : public Base { };class Derived2 : protected Base { };int main(){Derived1 d1 ;Derived2 d2 ;d1. date = 0 ; //①d2.date = 0 ; //②return 0 ;}下列关于程序编译结果的描述中，正确的是（）
The Old English is derived from__________.
The Old English is derived from__________.
Emo in“Emo 族” is derived from ________.
Emo in“Emo 族” is derived from ________.
Emo in“Emo 族” is derived from ________.
Emo in“Emo 族” is derived from ________.
of , relating to , derived from , or characteristic of a mother
of , relating to , derived from , or characteristic of a mother
Informal words are mainly derived from ( )
Informal words are mainly derived from ( )
The word “essay” derived from the（ ）word “essayer”.
The word “essay” derived from the（ ）word “essayer”.