1a1/源.cpp

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

struct Student {
    int id;
    std::string name;
    std::string gender;
    int age;
    std::string major;
};

class StudentManagementSystem {

public:
    // <20><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
    std::vector<Student> students;
    void addStudent(const Student& s) {
        students.push_back(s);
    }

    // <20><>ѯѧ<D1AF><D1A7><EFBFBD><EFBFBD>Ϣ
    void searchStudent(int id) {
        bool found = false;
        for (const Student& s : students) {
            if (s.id == id) {
                std::cout << "ѧ<EFBFBD>ţ<EFBFBD>" << s.id << ", <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>" << s.name << ", <20>Ա<EFBFBD><D4B1><EFBFBD>" << s.gender << ", <20><><EFBFBD>䣺" << s.age << ", רҵ<D7A8><D2B5>" << s.major << std::endl;
                found = true;
                break;
            }
        }
        if (!found) {
            std::cout << "δ<EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD>ŵ<EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>" << std::endl;
        }
    }

    // ɾ<><C9BE>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
    void deleteStudent(int id) {
        auto it = students.begin();
        while (it != students.end()) {
            if (it->id == id) {
                it = students.erase(it);
            }
            else {
                ++it;
            }
        }
    }

    // <20><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
    void insertStudent(const Student& s) {
        students.push_back(s);
    }

    // <20><>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    void sortByID() {
        std::sort(students.begin(), students.end(), [](const Student& a, const Student& b) {
            return a.id < b.id;
            });
    }
};

int main() {
    StudentManagementSystem sms;

    // <20><><EFBFBD><EFBFBD>һЩѧ<D0A9><D1A7><EFBFBD><EFBFBD>Ϣ
    Student s1 = { 1, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD>", 20, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ" };
    Student s2 = { 2, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "Ů", 21, "<EFBFBD><EFBFBD><EFBFBD>ӹ<EFBFBD><EFBFBD><EFBFBD>" };
    Student s3 = { 3, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD>", 19, "<EFBFBD><EFBFBD>ѧ" };

    sms.addStudent(s1);
    sms.addStudent(s2);
    sms.addStudent(s3);

    // <20><>ѯѧ<D1AF><D1A7><EFBFBD><EFBFBD>Ϣ
    sms.searchStudent(2);

    // ɾ<><C9BE>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
    sms.deleteStudent(2);

    // <20><><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
    Student s4 = { 4, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "Ů", 22, "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ" };
    sms.insertStudent(s4);

    // <20><><EFBFBD><EFBFBD>
    sms.sortByID();

    // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><D1A7><EFBFBD><EFBFBD>Ϣ
    std::cout << "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>" << std::endl;
    for (const Student& s : sms.students) {
        std::cout << "ѧ<EFBFBD>ţ<EFBFBD>" << s.id << ", <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>" << s.name << ", <20>Ա<EFBFBD><D4B1><EFBFBD>" << s.gender << ", <20><><EFBFBD>䣺" << s.age << ", רҵ<D7A8><D2B5>" << s.major << std::endl;
    }

    return 0;
}