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函数体=0的虚函数称为“纯虚函数”。包含纯虚函数的类称为“抽象类” #include class Animal // This Animal is an abstract base class { protected: std::string m_name; public: Animal(std::string name) : m_name(name) ... 阅读全文
posted @ 2019-06-10 17:40
wdliming
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input cmdMinput name and levelli 3input cmdminput name and levelrr4input cmdeinput namebffdinput cmdeinput namesdfsdfsdfinput cmds3 li4 rrbffdsdfsdfsd 阅读全文
posted @ 2019-06-10 16:29
wdliming
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0 h1 e2 l3 l4 w5 o6 r7 l8 !0 h1 e2 l3 l4 w5 o6 r7 l8 !Number of students: 3Enter marks for student #1:3Enter marks for student #2:2Enter marks for stu 阅读全文
posted @ 2019-06-10 15:37
wdliming
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s1 is: Anatoliys2 is: hellos3 is: Anatoliys4 is: this is aCs5 is: s aCs6 is: ***************s7 is: thiss8 is: Anatoliys9 is: Anatoliyhellohello 阅读全文
posted @ 2019-06-10 15:22
wdliming
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运行结果: 构造函数,申请了100个char元素的动态空间拷贝构造函数,保证name指向的是自己单独的内存块构造函数,申请了100个char元素的动态空间lill, age 666赋值函数,保证name指向的是自己单独的内存块John, age 56John, age 56析构函数,释放了100个c 阅读全文
posted @ 2019-06-10 15:14
wdliming
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