grade = input ("Please enter your grade in numbers:")

if grade >= 90:
    print "Your grade is: A"
elif grade >= 80:
    print "Your gade is: B"
elif grade >= 70:
    print "Your grade is: C"
elif grade >= 60:
    print "Your grade is: D"
elif grade <= 59:
    print "Your grade is: F"
    

     
    

