Average of five marks in c++

#include<iostream>
#include<conio.h>
using namespace std;
int main()
{
        int a,b,c,d,e;
        float avg;
        cout<<"Enter marks of five marks\n";
        cin>>a>>b>>c>>d>>e;
        avg=(a+b+c+d+e)/5;
        cout<<"Average Marks : "<<avg;
        getch();
        return 0;
}

Output