#include<iostream>
using namespace std;
int main()
{
	int m1,m2,m3,m4,m5,total;
	float average;
	cout<<"enter the marks of 5 subjects:"<<endl;
	cin>>m1>>m2>>m3>>m4>>m5;
	total=m1+m2+m3+m4+m5;
	cout<<"total marks:"<<total<<endl;
	average=total/5;
	cout<<"average:"<<average<<endl;
	return 0;
}