alg

CMakeLists.txt
******это у всех одинаковое видимо будет***********
cmake_minimum_required(VERSION 3.0)

project(The Sum Of Its Parts CXX)
if (NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Debug)
endif(NOT CMAKE_BUILD_TYPE)

add_subdirectory(src)
/////////////////////////////////////
src/CMakeLists.txt
********это тоже*************
add_executable(main
        main.cpp
        parts.cpp
        parts.h
        )
////////////////////////////////////
main
******заменить мейн на*************
load_definitions("../definitions.txt");
process_queries("../queries.txt");
/////////////////////////////////////
parts.h
***добавить в класс Part*******
    map<int,Part*> subparts;
////////////////////////////////////
parts.cpp
**********добавить****************
//Namecontainer
NameContainer partContainer;

NameContainer::~NameContainer(void) {
    name_map.clear();
}

void add_part(string const &x, int q, string const &y) {
    partContainer.lookup(x)->subparts.insert({q, partContainer.lookup(y)});
}

Part *NameContainer::lookup(string const &name) {
    if (!partContainer.name_map[name])
        partContainer.name_map[name] = new Part(name);
    return partContainer.name_map[name];
}

//Part
int Part::count_howmany(Part const *p) {
    if (this == p)
        return 1;
    else {
        int howmany = 0;
        for (pair<int, Part *> sp : subparts) {
            int deeperhowmmany = sp.second->count_howmany(p);
            howmany += sp.first * deeperhowmmany;
        }
        return howmany;
    }
}

void Part::describe(void) {

    if (subparts.size() != 0) {
        cout << "Part " << name << " subparts are:\n";
        for (pair<int, Part *> sp : subparts)
            cout << sp.first << " " << sp.second->name << "\n";
    } else
        cout << "Part " << name << " has no subparts\n";
}