#include <iostream>
#include <cstring>
using namespace std;

struct Subject{      //struct of subject//
	string name;
	char code[5];
	int credit;
};
struct Tutor{            //struct of tutor//
	string name;
	int hourperweek;
	Subject subjectname;
};	
int main()
{
	int avghour=0;
	Tutor tutor[4];
	for(int i=0;i<4;i++)
	{
		cout<<"Enter tutor's "<<i+1<<" information "<<endl; //Get input for 4 tutors//
		cout<<"Tutor's Name:";
		cin>>tutor[i].name;
		cout<<"Hour per week:";
		cin>>tutor[i].hourperweek;
		cout<<"Tutor's Subject\nName:";
		cin>>tutor[i].subjectname.name;
		cout<<"Code:";
		cin>>tutor[i].subjectname.code;
		cout<<"Credit:";
		cin>>tutor[i].subjectname.credit;
		cout<<endl;
		avghour=avghour+tutor[i].hourperweek;
	}
	for(int i=0;i<4;i++)   //display 4 tutor's information//
	{
		cout<<"Tutor "<<i+1<<"\nName:"<<tutor[i].name<<"\nHour per week: "<<tutor[i].hourperweek;
		cout<<"\nSubject:"<<tutor[i].subjectname.name<<"\nCode:"<<tutor[i].subjectname.code<<"\nCredit:"<<tutor[i].subjectname.credit;
		cout<<endl<<endl;
	}
	cout<<"The average of working hour per week is "<<avghour/4;  //display average of hour//
}