Find the Total marks, Percentage and Grade of the student that is appears in five different subjects.Grade according to percentage

import java.util.*;
class Grade
{
    public static void main(String args[])
    {
        Scanner sc = new Scanner (System.in);
        double per;
        int phy,che,bio,math,com,tol;
        System.out.println("Enter the 5 subjects marks");
      System.out.println("PHYSICS,CHEMISTRY,BIOLOGY,MATH,COMPUTER");
        phy=sc.nextInt();
        che=sc.nextInt();
        bio=sc.nextInt();
        math=sc.nextInt();
        com=sc.nextInt();
        tol=phy+che+bio+math+com;
        per=tol/5.0;
        System.out.println("ToTal Marks="+tol);
        System.out.println("Percentage="+per);
        System.out.print("Grade= ");
        if(per>=80)
        System.out.println("E+");
        else if(per>=70 && per<80)
        System.out.println("E");
        else if(per>=60 && per<70)
        System.out.println("A+");
        else if(per>=50 && per<60)
        System.out.println("A");
        else if(per>=40 && per<50)
        System.out.println("B");
        else
        System.out.println("Fail");
    }
}