#include <iostream>
using namespace std;
int main()
{
    int m1,m2,m3,m4,m5;
    float b;
    char c;
    cout<<"enter your name:";
    cin<<c;
    cout<<"enter your mark1:\n";
    cout<<"enter your mark1:\n";
    cout<<"enter your mark1:\n";
    cout<<"enter your mark1:\n";
    cout<<"enter your mark1:\n";
    cout<<"enter your mark1:\n";
    cin>>m1\nm2\nm3\nm4\nm5;;
    b=(m1+m2+m3+m4+m5)/5;
    cin<<"your average is"<<b;
    

}