8000 add C++PrimerTest 15/4/26 · tthhee/leetcode@96817c8 · GitHub
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add C++PrimerTest 15/4/26
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‎C++PrimerTest/C++PrimerTest.cpp

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#include <iostream>
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#include <string>
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#include <memory>
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#include <vector>
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using namespace std;
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struct CModel
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{
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private:
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int a;
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string str;
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public:
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CModel()
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{
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cout << "CModel()" << endl;
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a = 0;
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str = " ";
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}
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CModel(int i, string s):a(i), str(s)
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{
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cout << "CModel(i, s)" << endl;
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}
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CModel(const CModel& m)
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{
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cout << "CModel(const CModel&)" << endl;
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a = m.a;
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str = m.str;
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}
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void print()
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{
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cout << "a: " << a << endl;
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cout << "str: " << str << endl;
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}
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CModel& operator=(CModel& s)
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{
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a = s.a;
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str = s.str;
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cout << "using operator=" << endl;
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}
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~CModel()
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{
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cout << "using ~CModel()" << endl;
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}
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};
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void showCModel(CModel& obj)
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{
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obj.print();
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}
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int main()
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{
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CModel object(2, "xiangyu");
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CModel object2(3, "liuchang");
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// shared_ptr<CModel> cp = make_shared<CModel>(object);
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vector<CModel> Cvec;
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Cvec.push_back(object);
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Cvec.push_back(object2);
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Cvec.push_back(object2);
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Cvec.push_back(object);
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cout << "size: " << Cvec.size() << "maxsize: " << Cvec.max_size() << endl;
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for(auto it : Cvec)
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{
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it.print();
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}
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// showCModel(*cp);
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return 0;
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}
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‎C++PrimerTest/C++PrimerTest.exe

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‎C++PrimerTest/exercise13-14.cpp

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#include <iostream>
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class Numbered
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{
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public:
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int mysn;
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int a;
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int b;
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static int num;
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Numbered()
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{
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num++;
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mysn = num;
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a = 0;
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b = 0;
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}
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Numbered(const Numbered & s)
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{
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num++;
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mysn = num;
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a = s.a;
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b = s.b;
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}
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};
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void f(const Numbered& s)
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{
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std::cout << s.mysn << std::endl;
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}
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int Numbered::num = 0;
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int main()
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{
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Numbered a, b = a, c = b;
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f(a);
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f(b);
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f(c);
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return 0;
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}

‎C++PrimerTest/exercise13-14.exe

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‎C++PrimerTest/exercise13.18.cpp

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#include <iostream>
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#include <string>
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using namespace std;
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static int num = 0;
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class Employee{
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string name;
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int sn;
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Employee()
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{
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name = " ";
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sn = ++num;
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}
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Employee(string name)
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{
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sn = ++num;
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this.name = name;
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}
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Employee(const Employee& s)
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{
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sn = ++num;
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name = s.name;
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}
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};

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