Project so far

#include <bits/stdc++.h>
using  namespace std;

struct data
{
    int games_played, won, drawn, lost, goals_for, goals_against, goal_difference, points, d_points;
    string TEAM_NAME;
    data()
    {
        TEAM_NAME="";
        games_played=0;
        won=0;
        drawn=0;
        lost=0;
        goals_for=0;
        goals_against=0;
        goal_difference=0;
        points=0;
        d_points=0;
    }
};

bool cmp(data lhs, data rhs)
{
    if(lhs.points>rhs.points)return true;
    else if(lhs.points==rhs.points && lhs.goal_difference>rhs.goal_difference)return true;
    else if(lhs.points==rhs.points && lhs.goal_difference==rhs.goal_difference && lhs.goals_for>rhs.goals_for)return true;
    else if(lhs.points==rhs.points && lhs.goal_difference==rhs.goal_difference && lhs.goals_for==rhs.goals_for && lhs.TEAM_NAME<rhs.TEAM_NAME)return true;
    else return false;
}

class player
{
    string name;

public:
    void get_player()
    {
        cout<<"Enter name: "<<endl;
        cin>>name;
    }

    void display_player()
    {
        cout<<"Name : "<<name<<endl;
    }
};

class matches
{
protected:
    int won, drawn, lost, played;

public:
    matches(){
        played=0;
    won=0;
    drawn=0;
    lost=0;
    }

};

class goals
{
protected:
    int goals_for, goals_against;
public:
    goals(){
        goals_for=0;
        goals_against=0;
    }
};

class cards
{
protected:
    int yellow, red;

public:
    cards(){
        yellow=0;
        red=0;
    }

};

class teams : public matches, goals, cards
{
protected:
    player p[2];
    string team_name;
    int demerit_points;

    data team_data;

public:
    /*teams(){
        demerit_points=0;
    }*/
    string give_me_d_team_name(){
        return team_name;
    }
    void get_team(){
        cout<<"Enter team name: "<<endl;
        cin>>team_name;
        cout<<"Enter player names: "<<endl;
        for(int i=0; i<1; i++){
            p[i].get_player();
        }
    }
        void display_team()
        {
            cout<<"Information of team "<<team_name<<":"<<endl;

            for(int i=0; i<1; i++){
                p[i].display_player();
            }
        }

        /*void update_demerit_points(){
            demerit_points = yellow*10+red*20;
        }*/



    int ret_played_matches()
    {
        return played;
    }

    int ret_won_matches()
    {
        return won;
    }

    int ret_lost_matches()
    {
        return lost;
    }
    int ret_drawn_matches()
    {
        return drawn;
    }

    int ret_goals_for()
    {
        return goals_for;
    }
    int ret_goals_against()
    {
        return goals_against;
    }
    int ret_yellow_cards()
    {
        return yellow;
    }

    int ret_red_cards()
    {
        return red;
    }


   ///Increment Part***************************

    void yellow_inc(int x){
        yellow+=x;
    }
    void red_inc(int x){
        red+=x;
    }
    void goals_for_inc(int x){
        goals_for+=x;
    }
    void goals_against_inc(int x){
        goals_against+=x;
    }
    void played_inc(){
        played++;
    }
    void won_inc(){
        won++;
    }
    void drawn_inc(){
        drawn++;
    }
    void lost_inc(){
        lost++;
    }

    ///*************************************

};



class all_teams : public teams
{
protected:
    teams t[6];
    data info[6];

    string fix1[20], fix2[20];
    map<string, int> str_int;
    map<int, string>int_str;
    string state_of_match[20];
    int no_of_games;


public:
    all_teams()
    {
        no_of_games=0;
        for(int i=1; i<15; i++){
            state_of_match[i]="NOT PLAYED";
        }
    }
    void get_all_teams(){
    for(int i=0; i<5; i++){
        cout<<"Enter the informations of team "<<i+1<<endl;
        t[i].get_team();
    }

    for(int i=0; i<5; i++){
        str_int[t[i].give_me_d_team_name()]=i;
        int_str[i]=t[i].give_me_d_team_name();
    }

    }

    void display_all_teams(){
        for(int i=0; i<5; i++){
        cout<<"Informations of team "<<i+1<<":"<<endl;
        t[i].display_team();
        }
    }

    ///Result_input_section**************************

    void get_match_results()
    {
        int g1, g2, y1, y2, r1, r2;
        cout<<endl;
        if(no_of_games>=10){
            cout<<"Results of all matches have been taken"<<endl<<endl;
            return;
        }
        cout<<"##JU FOOTBALL TOURNAMENT##"<<endl;
        cout<<"     MATCH NO : "<<no_of_games+1<<endl;
        cout<<"*** "<<fix1[no_of_games]<<" vs "<<fix2[no_of_games]<<" ***"<<endl;
        cout<<endl<<"Enter Number of goals scored by "<<fix1[no_of_games]<<" : "<<endl;cin>>g1;
        cout<<"Enter Number of goals scored by "<<fix2[no_of_games]<<" : "<<endl;cin>>g2;
        cout<<endl<<"Enter cards received by "<<fix1[no_of_games]<<" ::"<<endl;
        cout<<"Number of red cards : ";cin>>r1;
        cout<<"Number of yellow cards : ";cin>>y1;
        cout<<endl<<"Enter cards received by "<<fix2[no_of_games]<<" ::"<<endl;
        cout<<"Number of red cards : ";cin>>r2;
        cout<<"Number of yellow cards : ";cin>>y2;

        t[str_int[fix1[no_of_games]]].played_inc();
        t[str_int[fix2[no_of_games]]].played_inc();

        if(g1>g2){
                t[str_int[fix1[no_of_games]]].won_inc();
                t[str_int[fix2[no_of_games]]].lost_inc();
        }
        else if(g2>g1){
        t[str_int[fix2[no_of_games]]].won_inc();
        t[str_int[fix1[no_of_games]]].lost_inc();
        }
        else{
            t[str_int[fix1[no_of_games]]].drawn_inc();
            t[str_int[fix2[no_of_games]]].drawn_inc();
        }

        t[str_int[fix1[no_of_games]]].goals_for_inc(g1);
        t[str_int[fix1[no_of_games]]].goals_against_inc(g2);
        t[str_int[fix1[no_of_games]]].yellow_inc(y1);
        t[str_int[fix1[no_of_games]]].red_inc(r1);

        t[str_int[fix2[no_of_games]]].goals_for_inc(g2);
        t[str_int[fix2[no_of_games]]].goals_against_inc(g1);
        t[str_int[fix2[no_of_games]]].yellow_inc(y2);
        t[str_int[fix2[no_of_games]]].red_inc(r2);
        no_of_games++;

    }


    ///**************************************************



    ///Inherited_data_returning_from_base_classes*********

    string give_me_d_team_name(){
        return (teams:: give_me_d_team_name());
    }

    int  ret_played_matches(){
        return (teams:: ret_played_matches());
    }

    int ret_won_matches()
    {
        return (teams:: ret_won_matches());
    }
    int ret_lost_matches()
    {
        return (teams:: ret_lost_matches());
    }
    int ret_drawn_matches()
    {
        return (teams:: ret_drawn_matches());
    }

    int ret_goals_for()
    {
        return (teams:: ret_goals_for());
    }

    int ret_goals_against()
    {
        return (teams:: ret_goals_against());
    }

    int ret_yellow_cards()
    {
        return (teams:: ret_yellow_cards());
    }
    int ret_red_cards()
    {
        return (teams:: ret_red_cards());
    }

    ///***********************************************



    ///Fixture related functions************************

    void build_fixture()
    {
        int cnt=-1;
        for(int i=0; i<5; i++){
            for(int j=i+1; j<5; j++){
                fix1[++cnt]=t[i].give_me_d_team_name();
                fix2[cnt]+=t[j].give_me_d_team_name();
            }
        }

        swap(fix1[2], fix1[7]);
        swap(fix1[4], fix1[9]);
    }

    void show_fixture()
    {

        cout<<"#######################################################"<<endl;
        cout<<"#######################################################"<<endl;
        for(int i=0; i<10; i++){
                cout<<"##   ";
            cout<<fix1[i]<<" vs "<<fix2[i]<<"       ##"<<endl;
        }
        cout<<"#######################################################"<<endl;
        cout<<"#######################################################"<<endl;
    }


    ///***************************************************************************

    void update_info()
    {
        for(int i=0; i<5; i++){
                if(info[i].TEAM_NAME==""){
                    info[i].TEAM_NAME=t[i].give_me_d_team_name();
                }
            info[i].games_played = t[i].ret_played_matches();
            info[i].won=t[i].ret_won_matches();
            info[i].drawn=t[i].ret_drawn_matches();
            info[i].lost=t[i].ret_lost_matches();
            info[i].goals_for=t[i].ret_goals_for();
            info[i].goals_against=t[i].ret_goals_against();
            info[i].goal_difference=t[i].ret_goals_for()-t[i].ret_goals_against();
            info[i].points=t[i].ret_won_matches()*3+t[i].ret_drawn_matches();

        }
        sort(info, info+5, cmp);
    }

    void show_info()
    {
        cout<<"      GP   WON   DRAWN   LOST   GF   GA   GD   PTS"<<endl;
        for(int i=0; i<5; i++){
            cout<<info[i].TEAM_NAME<<"    ";
            cout<<info[i].games_played<<"      "<<info[i].won<<"     "<<info[i].drawn<<"      ";
            cout<<info[i].lost<<"    "<<info[i].goals_for<<"    "<<info[i].goals_against<<"      ";
            cout<<info[i].goal_difference<<"    "<<info[i].points<<endl;
        }
    }

};


class points_table : public all_teams
{
protected:

public:

    void get_all_teams()
    {
        all_teams:: get_all_teams();
    }

    void display_all_teams()
    {
        all_teams:: display_all_teams();
    }

    void update_points_table()
    {
        all_teams:: update_info();
    }

    void show_points_table()
    {
        all_teams:: show_info();
    }

    void get_match_results()
    {
        all_teams :: get_match_results();
    }

    void build_fixture()
    {
        all_teams :: build_fixture();
    }

    void show_fixture()
    {
        all_teams :: show_fixture();
    }


};




int main()
{
   /*fixture a;
   a.get_all_teams();
   //a.display_all_teams();
   a.build_fixture();
   a.show_fixture();
   /*a.display_all_teams();*/

    points_table a;

    a.get_all_teams();
    a.build_fixture();
    a.show_fixture();
    //a.display_all_teams();
    /*a.get_match_results();
    a.get_match_results();
    a.get_match_results();
    a.update_points_table();
    a.show_points_table();*/
    //int x;
    /*while(1)
    {
        cout<<"1. for#include <bits/stdc++.h>
using  namespace std;

struct data
{
    int games_played, won, drawn, lost, goals_for, goals_against, goal_difference, points, d_points;
    string TEAM_NAME;
    data()
    {
        TEAM_NAME="";
        games_played=0;
        won=0;
        drawn=0;
        lost=0;
        goals_for=0;
        goals_against=0;
        goal_difference=0;
        points=0;
        d_points=0;
    }
};

bool cmp(data lhs, data rhs)
{
    if(lhs.points>rhs.points)return true;
    else if(lhs.points==rhs.points && lhs.goal_difference>rhs.goal_difference)return true;
    else if(lhs.points==rhs.points && lhs.goal_difference==rhs.goal_difference && lhs.goals_for>rhs.goals_for)return true;
    else if(lhs.points==rhs.points && lhs.goal_difference==rhs.goal_difference && lhs.goals_for==rhs.goals_for && lhs.TEAM_NAME<rhs.TEAM_NAME)return true;
    else return false;
}

class player
{
    string name;

public:
    void get_player()
    {
        cout<<"Enter name: "<<endl;
        cin>>name;
    }

    void display_player()
    {
        cout<<"Name : "<<name<<endl;
    }
};

class matches
{
protected:
    int won, drawn, lost, played;

public:
    matches(){
        played=0;
    won=0;
    drawn=0;
    lost=0;
    }

};

class goals
{
protected:
    int goals_for, goals_against;
public:
    goals(){
        goals_for=0;
        goals_against=0;
    }
};

class cards
{
protected:
    int yellow, red;

public:
    cards(){
        yellow=0;
        red=0;
    }

};

class teams : public matches, goals, cards
{
protected:
    player p[2];
    string team_name;
    int demerit_points;

    data team_data;

public:
    /*teams(){
        demerit_points=0;
    }*/
    string give_me_d_team_name(){
        return team_name;
    }
    void get_team(){
        cout<<"Enter team name: "<<endl;
        cin>>team_name;
        cout<<"Enter player names: "<<endl;
        for(int i=0; i<1; i++){
            p[i].get_player();
        }
    }
        void display_team()
        {
            cout<<"Information of team "<<team_name<<":"<<endl;

            for(int i=0; i<1; i++){
                p[i].display_player();
            }
        }

        /*void update_demerit_points(){
            demerit_points = yellow*10+red*20;
        }*/



    int ret_played_matches()
    {
        return played;
    }

    int ret_won_matches()
    {
        return won;
    }

    int ret_lost_matches()
    {
        return lost;
    }
    int ret_drawn_matches()
    {
        return drawn;
    }

    int ret_goals_for()
    {
        return goals_for;
    }
    int ret_goals_against()
    {
        return goals_against;
    }
    int ret_yellow_cards()
    {
        return yellow;
    }

    int ret_red_cards()
    {
        return red;
    }


   ///Increment Part***************************

    void yellow_inc(int x){
        yellow+=x;
    }
    void red_inc(int x){
        red+=x;
    }
    void goals_for_inc(int x){
        goals_for+=x;
    }
    void goals_against_inc(int x){
        goals_against+=x;
    }
    void played_inc(){
        played++;
    }
    void won_inc(){
        won++;
    }
    void drawn_inc(){
        drawn++;
    }
    void lost_inc(){
        lost++;
    }

    ///*************************************

};



class all_teams : public teams
{
protected:
    teams t[6];
    data info[6];

    string fix1[20], fix2[20];
    map<string, int> str_int;
    map<int, string>int_str;
    string state_of_match[20];
    int no_of_games;


public:
    all_teams()
    {
        no_of_games=0;
        for(int i=1; i<15; i++){
            state_of_match[i]="NOT PLAYED";
        }
    }
    void get_all_teams(){
    for(int i=0; i<5; i++){
        cout<<"Enter the informations of team "<<i+1<<endl;
        t[i].get_team();
    }

    for(int i=0; i<5; i++){
        str_int[t[i].give_me_d_team_name()]=i;
        int_str[i]=t[i].give_me_d_team_name();
    }

    }

    void display_all_teams(){
        for(int i=0; i<5; i++){
        cout<<"Informations of team "<<i+1<<":"<<endl;
        t[i].display_team();
        }
    }

    ///Result_input_section**************************

    void get_match_results()
    {
        int g1, g2, y1, y2, r1, r2;
        cout<<endl;
        if(no_of_games>=10){
            cout<<"Results of all matches have been taken"<<endl<<endl;
            return;
        }
        cout<<"##JU FOOTBALL TOURNAMENT##"<<endl;
        cout<<"     MATCH NO : "<<no_of_games+1<<endl;
        cout<<"*** "<<fix1[no_of_games]<<" vs "<<fix2[no_of_games]<<" ***"<<endl;
        cout<<endl<<"Enter Number of goals scored by "<<fix1[no_of_games]<<" : "<<endl;cin>>g1;
        cout<<"Enter Number of goals scored by "<<fix2[no_of_games]<<" : "<<endl;cin>>g2;
        cout<<endl<<"Enter cards received by "<<fix1[no_of_games]<<" ::"<<endl;
        cout<<"Number of red cards : ";cin>>r1;
        cout<<"Number of yellow cards : ";cin>>y1;
        cout<<endl<<"Enter cards received by "<<fix2[no_of_games]<<" ::"<<endl;
        cout<<"Number of red cards : ";cin>>r2;
        cout<<"Number of yellow cards : ";cin>>y2;

        t[str_int[fix1[no_of_games]]].played_inc();
        t[str_int[fix2[no_of_games]]].played_inc();

        if(g1>g2){
                t[str_int[fix1[no_of_games]]].won_inc();
                t[str_int[fix2[no_of_games]]].lost_inc();
        }
        else if(g2>g1){
        t[str_int[fix2[no_of_games]]].won_inc();
        t[str_int[fix1[no_of_games]]].lost_inc();
        }
        else{
            t[str_int[fix1[no_of_games]]].drawn_inc();
            t[str_int[fix2[no_of_games]]].drawn_inc();
        }

        t[str_int[fix1[no_of_games]]].goals_for_inc(g1);
        t[str_int[fix1[no_of_games]]].goals_against_inc(g2);
        t[str_int[fix1[no_of_games]]].yellow_inc(y1);
        t[str_int[fix1[no_of_games]]].red_inc(r1);

        t[str_int[fix2[no_of_games]]].goals_for_inc(g2);
        t[str_int[fix2[no_of_games]]].goals_against_inc(g1);
        t[str_int[fix2[no_of_games]]].yellow_inc(y2);
        t[str_int[fix2[no_of_games]]].red_inc(r2);
        no_of_games++;

    }


    ///**************************************************



    ///Inherited_data_returning_from_base_classes*********

    string give_me_d_team_name(){
        return (teams:: give_me_d_team_name());
    }

    int  ret_played_matches(){
        return (teams:: ret_played_matches());
    }

    int ret_won_matches()
    {
        return (teams:: ret_won_matches());
    }
    int ret_lost_matches()
    {
        return (teams:: ret_lost_matches());
    }
    int ret_drawn_matches()
    {
        return (teams:: ret_drawn_matches());
    }

    int ret_goals_for()
    {
        return (teams:: ret_goals_for());
    }

    int ret_goals_against()
    {
        return (teams:: ret_goals_against());
    }

    int ret_yellow_cards()
    {
        return (teams:: ret_yellow_cards());
    }
    int ret_red_cards()
    {
        return (teams:: ret_red_cards());
    }

    ///***********************************************



    ///Fixture related functions************************

    void build_fixture()
    {
        int cnt=-1;
        for(int i=0; i<5; i++){
            for(int j=i+1; j<5; j++){
                fix1[++cnt]=t[i].give_me_d_team_name();
                fix2[cnt]+=t[j].give_me_d_team_name();
            }
        }

        swap(fix1[2], fix1[7]);
        swap(fix1[4], fix1[9]);
    }

    void show_fixture()
    {

        cout<<"#######################################################"<<endl;
        cout<<"#######################################################"<<endl;
        for(int i=0; i<10; i++){
                cout<<"##   ";
            cout<<fix1[i]<<" vs "<<fix2[i]<<"       ##"<<endl;
        }
        cout<<"#######################################################"<<endl;
        cout<<"#######################################################"<<endl;
    }


    ///***************************************************************************

    void update_info()
    {
        for(int i=0; i<5; i++){
                if(info[i].TEAM_NAME==""){
                    info[i].TEAM_NAME=t[i].give_me_d_team_name();
                }
            info[i].games_played = t[i].ret_played_matches();
            info[i].won=t[i].ret_won_matches();
            info[i].drawn=t[i].ret_drawn_matches();
            info[i].lost=t[i].ret_lost_matches();
            info[i].goals_for=t[i].ret_goals_for();
            info[i].goals_against=t[i].ret_goals_against();
            info[i].goal_difference=t[i].ret_goals_for()-t[i].ret_goals_against();
            info[i].points=t[i].ret_won_matches()*3+t[i].ret_drawn_matches();

        }
        sort(info, info+5, cmp);
    }

    void show_info()
    {
        cout<<"      GP   WON   DRAWN   LOST   GF   GA   GD   PTS"<<endl;
        for(int i=0; i<5; i++){
            cout<<info[i].TEAM_NAME<<"    ";
            cout<<info[i].games_played<<"      "<<info[i].won<<"     "<<info[i].drawn<<"      ";
            cout<<info[i].lost<<"    "<<info[i].goals_for<<"    "<<info[i].goals_against<<"      ";
            cout<<info[i].goal_difference<<"    "<<info[i].points<<endl;
        }
    }

};


class points_table : public all_teams
{
protected:

public:

    void get_all_teams()
    {
        all_teams:: get_all_teams();
    }

    void display_all_teams()
    {
        all_teams:: display_all_teams();
    }

    void update_points_table()
    {
        all_teams:: update_info();
    }

    void show_points_table()
    {
        all_teams:: show_info();
    }

    void get_match_results()
    {
        all_teams :: get_match_results();
    }

    void build_fixture()
    {
        all_teams :: build_fixture();
    }

    void show_fixture()
    {
        all_teams :: show_fixture();
    }


};




int main()
{
   /*fixture a;
   a.get_all_teams();
   //a.display_all_teams();
   a.build_fixture();
   a.show_fixture();
   /*a.display_all_teams();*/

    points_table a;

    a.get_all_teams();
    a.build_fixture();
    a.show_fixture();
    //a.display_all_teams();
    /*a.get_match_results();
    a.get_match_results();
    a.get_match_results();
    a.update_points_table();
    a.show_points_table();*/
    //int x;
    /*while(1)
    {
        cout<<"1. for
    }*/

   return 0;
}


    }*/

   return 0;
}