Answer to Question #285018 in C++ for Luteh

Question

5.2 The program should be menu driven, with the options: Capture Student Marks, Sort the Class List, Display the Class List, Exit.

Answer 1

#include <iostream>

class student
{
    int mark;
    std::string name;
public:
    student(int m, const std::string& n)
    {
        this->mark = m;
        this->name = n;
    }
    void print()
    {
        std::cout<<"name: "<<this->name<<" has mark "<<this->mark<<std::endl;
    }
    const int& get_mark() const
    {
        return this->mark;
    }
    const std::string& get_name() const
    {
        return this->name;
    }
};
bool compare_names(const student& s1,const student& s2)
{
    if(s1.get_name() < s2.get_name())
    {
        return true;
    }
    else return false;
}
void Capture_marks(student* s, int size)
{
    for(int i = 0; i != size; ++i)
    {
        std::cout<<i<<'\t'<<s[i].get_mark()<<std::endl;
    }
}

void Print_sorted(student* s, int size)
{
    std::sort(s, s + size, compare_names);
    for(int i = 0; i != size; ++i)
    {
        s[i].print();
    }
}
void Print(student* s, int size)
{
    for(int i = 0; i != size; ++i)
    {
        s[i].print();
    }
}
int main()
{
    
    bool exit = false;
    int choice = 0;
    student students[10] = {{67, "Alvaro Nielsen"},{45, "Dean Hinton"},{17, "Emilio Pitts"},{89, "Samara Baldwin"},{98, "Hannah Myers"},{67, "Kate Patton"},{63, "Colten Bowman"},{79, "Cornelius Krueger"},{96, "Jaylen Fleming"},{94, "Leslie Chaney"}};
    while(!exit)
    {
        std::cout<<"Please enter a digit of your choice\n"<<
        "1. Capture student marks\n"<<
        "2. Print sorted student list\n"<<
        "3. Display class list\n"<<
        "4. Exit\n";
        std::cin>>choice;
        switch(choice)
        {
            case 1:
                Capture_marks(students, 10);
                break;
            case 2:
                Print_sorted(students, 10);
                break;
            case 3:
                Print(students, 10);
                break;
            case 4:
                exit = true;
                break;
            default:
                continue;
                break;
        }
    }
    
    return 0;
}