c++水电煤气管理信息系统

以下是一个简单的C++水电煤气管理信息系统的示例，包括了登记费用、查询费用和住户信息管理系统等功能：

#include <iostream>
#include <string>
#include <vector>

using namespace std;

// 定义住户类
class Resident {
public:
    Resident(string name, string type) {
        this->name = name;
        this->type = type;
        this->waterUsage = 0;
        this->electricityUsage = 0;
        this->gasUsage = 0;
    }

    string getName() {
        return name;
    }

    string getType() {
        return type;
    }

    double getWaterUsage() {
        return waterUsage;
    }

    double getElectricityUsage() {
        return electricityUsage;
    }

    double getGasUsage() {
        return gasUsage;
    }

    void addWaterUsage(double usage) {
        waterUsage += usage;
    }
    void addElectricityUsage(double usage) {
        electricityUsage += usage;
    }

    void addGasUsage(double usage) {
        gasUsage += usage;
    }

private:
    string name; // 姓名
    string type; // 类型（学生或教工）
    double waterUsage; // 用水量
    double electricityUsage; // 用电量
    double gasUsage; // 用气量
};

// 定义住户管理类
class ResidentManager {
public:
    void addResident(Resident resident) {
        residents.push_back(resident);
    }

    Resident* findResident(string name) {
        for (int i = 0; i < residents.size(); i++) {
            if (residents[i].getName() == name) {
                return &residents[i];
            }
        }
        return NULL;
    }

private:
    vector<Resident> residents; // 住户列表
};

// 定义费用管理类
class FeeManager {
public:
    void addWaterFee(double fee) {
        waterFee += fee;
    }

    void addElectricityFee(double fee) {
        electricityFee += fee;
    }

    void addGasFee(double fee) {
        gasFee += fee;
    }

    double getWaterFee() {
        return waterFee;
    }

    double getElectricityFee() {
        return electricityFee;
    }

    double getGasFee() {
        return gasFee;
    }

private:
    double waterFee; // 水费
    double electricityFee; // 电费
    double gasFee; // 燃气费
};

int main() {
    ResidentManager residentManager; // 住户管理类
    FeeManager feeManager; // 费用管理类

    // 添加住户
    Resident student1("张三", "学生");
    Resident student2("李四", "学生");
    Resident teacher1("王五", "教工");
    Resident teacher2("赵六", "教工");
    residentManager.addResident(student1);
    residentManager.addResident(student2);
    residentManager.addResident(teacher1);
    residentManager.addResident(teacher2);

    // 登记费用
    Resident* resident = residentManager.findResident("张三");
    if (resident != NULL) {
        resident->addWaterUsage(10);
        resident->addElectricityUsage(20);
        resident->addGasUsage(30);
        feeManager.addWaterFee(10);
        feeManager.addElectricityFee(20);
        feeManager.addGasFee(30);
    }

    // 查询费用
    cout << "水费总额：" << feeManager.getWaterFee() << endl;
    cout << "电费总额：" << feeManager.getElectricityFee() << endl;
    cout << "燃气费总额：" << feeManager.getGasFee() << endl;

    // 住户信息管理系统
    resident = residentManager.findResident("张三");
    if (resident != NULL) {
        cout << "姓名：" << resident->getName() << endl;
        cout << "类型：" << resident->getType() << endl;
        cout << "用水量：" << resident->getWaterUsage() << endl;
        cout << "用电量：" << resident->getElectricityUsage() << endl;
        cout << "用气量：" << resident->getGasUsage() << endl;
    }

    return 0;
}