Breakfast , C++ (gcc)

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//g++  7.4.0

#include <iostream>
#include <string>
using namespace std;
class Breakfast {//abstract base class that has more than two virtual functions 
public:
virtual void begin()=0;
virtual void finish()=0;
};
class Paratha : public Breakfast {
public:
void begin () {
cout<<"Take half tea cup of flour, one spoon of butter, one cup of hot water, a pinch of salt and mix them to prepare dough.\n";}
void prepare () { 
cout<<"Cut  the dough into three equal pieces, prepare three equal sizes of chapati by pressing and rolling with a rondelle.\n";
}
void cook() { 
cout<<"Put the frying pan on stove;lit the stove;spread some oil/ghee and fry the chapattis one by one.\n";
}
void finish (){
cout<<"Place the parathas on a plate and mop up the oil with a tissue.\n\n";
}
};

class Lemonade : public Breakfast {
public: 
void begin() { 
cout<<"Take one slice of lemon; squeeze it into a glass; pour water into it; add some salt and sugar.\n";}
void stir() {cout<<"Stir the mix for one minute; drop some ice cube.\n";}
void finish (){ cout<<"Draw a roaster and place it on the table.\n\n";}
};
class Chai: public Breakfast {
public:
void begin () { cout<<"Take a tea bag; place it on a cup.\n";}
void add(){ cout<<"Add hot water, milk and sugar.\n";}
void finish (){ cout<<"Voila, your perfect tea.\n\n";}
};
class Egg: public Breakfast {
public:
void begin(){
cout<<"Crack an egg on the pot.\n";}
void chop(){ cout<<"Chop some onion, garlic, chili and coriander.\n";}
void add(){ cout<<"Add the chopped things on the pot. Add some milk and butter.\n";}
void beat(){ cout<<"Now beat it.\n";}
void stove(){ cout<<"Light on the stove and place the frying pan on it.\n";}
void oil (){cout<<"Add some oil over the hot pan.\n";}
void cook(){ cout<<"Pour the mixture on the pan and leave it there for 2 minutes.\n";}
void finish(){ cout<<"Two minutes later place it on a plate and don't forget to add salt.\n\n";}
};
int main()
{
cout <<"It's time for breakfast:\n\n";
Egg o;
Lemonade l;
Paratha p;
Chai t;
cout <<"Start the day with nimbu paani:\n";
l.begin();
l.stir();
l.finish();
cout <<"Now prepare the egg:\n";
o.begin();
o.chop();
o.add();
o.beat();
o.stove();
o.oil();
o.cook();
o.finish();
cout<<"Now make the parathas:\n";
p.begin();
p.prepare();
p.cook();
p.finish();
cout<<"Now serve the tea:\n";
t.begin();
t.add();
t.finish();
cout <<"\n";
cout<<"Hope you enjoy the breakfast.";
return 0;
}

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Compilation time: 0.42 sec, absolute running time: 0.17 sec, cpu time: 0.01 sec, memory peak: 5 Mb, absolute service time: 0,67 sec