• 2021-04-14 问题

    已知一个类Complex,并有下述语句:Complex c1; // 1 Complex c2(3, 5); // 2 Complex c3(c2); // 3 c2 = c1; // 4下述说法中正确的是 ____

    已知一个类Complex,并有下述语句:Complex c1; // 1 Complex c2(3, 5); // 2 Complex c3(c2); // 3 c2 = c1; // 4下述说法中正确的是 ____

  • 2022-07-02 问题

    假设在程序中已经声明了Complex类,并建立了其对象c1和c2。若以下代码段都是语法正确的,则会调用拷贝构造函数的是( )。[br][/br](1)Complex c5; c5=c1;[br][/br](2)Complex c6=c1;[br][/br](3)Complex c3(2);[br][/br](4)Complex c4(c2); A: (2)(4) B: (1)(2)(4) C: (4) D: (1)(2)(3)(4)

    假设在程序中已经声明了Complex类,并建立了其对象c1和c2。若以下代码段都是语法正确的,则会调用拷贝构造函数的是( )。[br][/br](1)Complex c5; c5=c1;[br][/br](2)Complex c6=c1;[br][/br](3)Complex c3(2);[br][/br](4)Complex c4(c2); A: (2)(4) B: (1)(2)(4) C: (4) D: (1)(2)(3)(4)

  • 2022-06-26 问题

    对于复数类Complex中的加法运算符,若以成员函数重载,则重载函数的声明 形式是____ A: Complex operator +(); B: void operator+ (Complex c1,Complex c2,Complex c3); C: Complex operator+(Complex c); D: Complex operator+(Complex c1,Complex c2);

    对于复数类Complex中的加法运算符,若以成员函数重载,则重载函数的声明 形式是____ A: Complex operator +(); B: void operator+ (Complex c1,Complex c2,Complex c3); C: Complex operator+(Complex c); D: Complex operator+(Complex c1,Complex c2);

  • 2022-07-02 问题

    假设在程序中已经声明了Complex类,并建立了其对象c1和c2。若以下代码段都是语法正确的,则会调用拷贝构造函数的是( )[br][/br] (1)Complex c5; c5=c1;[br][/br](2)Complex c6=c1;[br][/br](3)Complex c3(2); (4)Complex c4(c2); A: (4)调用了拷贝构造函数 B: (1)(2)(4)都调用了拷贝构造函数 C: (2)(4)都调用了拷贝构造函数 D: (1)(2)(3)(4)都调用了拷贝构造函数

    假设在程序中已经声明了Complex类,并建立了其对象c1和c2。若以下代码段都是语法正确的,则会调用拷贝构造函数的是( )[br][/br] (1)Complex c5; c5=c1;[br][/br](2)Complex c6=c1;[br][/br](3)Complex c3(2); (4)Complex c4(c2); A: (4)调用了拷贝构造函数 B: (1)(2)(4)都调用了拷贝构造函数 C: (2)(4)都调用了拷贝构造函数 D: (1)(2)(3)(4)都调用了拷贝构造函数

  • 2022-06-14 问题

    According the lecturer, persuasion is _____ and yet _____ in daily life. A: most complex; pervasive B: less complex; pervasive C: most pervasive; complex D: less pervasive; complex

    According the lecturer, persuasion is _____ and yet _____ in daily life. A: most complex; pervasive B: less complex; pervasive C: most pervasive; complex D: less pervasive; complex

  • 2022-06-07 问题

    One way to classify emotions is by whether they are ( ) A: complex or negative B: positive or negative C: positive or complex D: simple or complex E: simple or negative

    One way to classify emotions is by whether they are ( ) A: complex or negative B: positive or negative C: positive or complex D: simple or complex E: simple or negative

  • 2022-05-26 问题

    Python中表达式4*2的值为 ( )数据类型。 A: int B: float C: bool D: complex

    Python中表达式4*2的值为 ( )数据类型。 A: int B: float C: bool D: complex

  • 2022-05-29 问题

    complex

    complex

  • 2022-05-29 问题

    34.Actually, personalities are__________ than this. A: complex B: complexing C: more complex D: more complexly

    34.Actually, personalities are__________ than this. A: complex B: complexing C: more complex D: more complexly

  • 2022-06-26 问题

    重载复数运算符+时,采用下面友元函数声明:friendComplexoperator+(Complex&c1,Complex&c2);为什么不能用于“实数+复数”?怎样改进才能适用?为什么?

    重载复数运算符+时,采用下面友元函数声明:friendComplexoperator+(Complex&c1,Complex&c2);为什么不能用于“实数+复数”?怎样改进才能适用?为什么?

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