A program that displays the grade of student according to t

#include<iostream>
using namespace std;
int main()
{
    int marks;
    cout<<"Enetr the marks: ";
    cin>>marks;
    if(marks>=70)
    {
       cout<<"A";
    }
    else if(marks>=60)
    {
        cout<<"b";
    }
    else if(marks<60)
    {
        cout<<"c";
    }
    return 0;
}