Составить приложение с подпрограммами для создания и корректировки списка, элементами которого являются структуры данных

#include <iostream>
using namespace std;
struct Student{
    string name;
    int number;
    int mat, alg, os, prg;
};
void Print(Student* student, const int& length){
    cout << "Num"<<"\tName"<<"\t\tmat"<<"\tprg"<<"\tos"<<"\talg" << endl;
    for(int i = 0; i < length; ++i){
        cout << student[i].number<<"\t"<< student[i].name <<"\t"<< student[i].mat << "\t" << student[i].prg << "\t" << student[i].os << "\t" << student[i].alg << endl;
    }
}
void Satisfactorily(Student* student, const int& length){
    int count = 0;
    cout << "Students who have at least 1 grade 3: " << endl;
    cout << "Num"<<"\tName"<<"\t\tmat"<<"\tprg"<<"\tos"<<"\talg" << endl;
    for(int i = 0; i < length; ++i){
        if(student[i].mat == 3 || student[i].alg == 3 || student[i].os == 3 || student[i].prg == 3){
            count++;
            cout << student[i].number<<"\t"<< student[i].name <<"\t"<< student[i].mat << "\t" << student[i].prg << "\t" << student[i].os << "\t" << student[i].alg << endl;
        }
    }
    cout << "Students who have at least 1 grade 3: " << count << endl;
}
int main()
{
    int length;
    cout << "Enter the number of students: ";
    cin >> length;
    Student* student = new Student[length];
    for(int i = 0; i < length; ++i){
        cin.ignore();
        cout << "Enter the student's name, surname: ";
        getline(cin, student[i].name);
        cout << "Enter student number: ";
        cin >> student[i].number;
        cout << "Enter a rating for mat: ";
        cin >> student[i].mat;
        cout << "Enter a rating for os: ";
        cin >> student[i].os;
        cout << "Enter a rating for prg: ";
        cin >> student[i].prg;
        cout << "Enter a rating for alg: ";
        cin >> student[i].alg;
    }
    cout << "\n______________________________________________________________" << endl;
    cout << "Students list: " << endl;
    Print(student, length);
    cout << "\n______________________________________________________________" << endl;
    Satisfactorily(student, length);
    cout << "______________________________________________________________" << endl;
}