support bazel complie this project and format code.

practical_exercises/10_day_practice/day6/virtual_func/example.cpp

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+/* 编程实例.cpp */
+/*
+某公司有经理、销售员、小时工等多类人员。经理按周计算薪金；销售员每月底薪800元，
+然后加销售提成，每销售1件产品提取销售利润的5%；小时工按小时计算薪金。每类人员都有姓名和身份证号等数据。
+为简化问题，把各类人员的共有信息抽象成基类Employee，其他人员则继承该类的功能。
+*/
+#include <iostream>
+#include <string>
+using namespace std;
+class Employee {
+public:
+  Employee(string Name, string id) : name(Name), Id(id) {}
+  string getName() const { return name; }         //返回姓名
+  string getID() const { return Id; }             //返回身份证号
+  virtual float getSalary() const { return 0.0; } //返回薪水
+  virtual void print() const {                    //输出姓名和身份证号
+    cout << "姓名: " << name << "\t\t 编号: " << Id << endl;
+  }
+
+private:
+  string name;
+  string Id;
+};
+
+class Manager : public Employee {
+public:
+  Manager(string Name, string id, int week) : Employee(Name, id) {
+    WeeklySalary = week * 1000;
+  }
+  float getSalary() const { return WeeklySalary; } //获取经理的周薪
+  void print() const { //打印经理姓名、身份证、周薪
+    cout << "经理：" << getName() << "\t\t 编号: " << getID()
+         << "\t\t 总工资: " << getSalary() << endl;
+  }
+
+private:
+  float WeeklySalary; //周薪
+};
+
+class SaleWorker : public Employee {
+public:
+  SaleWorker(string name, string id, int profit, int x) : Employee(name, id) {
+    workerMoney = baseMoney + x * 0.05 * profit;
+  }
+  float getSalary() const { return workerMoney; }
+  void print() const {
+    cout << "销售员：" << getName() << "\t\t 编号: " << getID()
+         << "\t\t 总工资: " << getSalary() << endl;
+  }
+
+private:
+  float baseMoney = 800.0;
+  float workerMoney;
+};
+
+class HourWorker : public Employee {
+public:
+  HourWorker(string name, string id, int h) : Employee(name, id) {
+    TotalMoney = h * hourMoney;
+  }
+  float getSalary() const { return TotalMoney; }
+  void print() const {
+    cout << "小时工：" << getName() << "\t\t 编号: " << getID()
+         << "\t\t 总工资: " << getSalary() << endl;
+  }
+
+private:
+  float hourMoney = 100.0;
+  float TotalMoney;
+};
+
+int main() {
+  cout << "请输入工作周：";
+  int week;
+  cin >> week;
+  Manager m("小王", "11111111", week);
+  m.print();
+  cout << "请输入销售利润：";
+  int profit;
+  cin >> profit;
+  cout << "请输入销售件数：";
+  int x;
+  cin >> x;
+  SaleWorker s("小李", "222222", profit, x);
+  s.print();
+  cout << "请输入工作小时：";
+  int hour;
+  cin >> hour;
+  HourWorker h("小何", "333333", hour);
+  h.print();
+  
+  return 0;
+}