class Person: def init(self, firstName, lastName, idNumber): self.firstName = firstName self.lastName = lastName self.idNumber = idNumber def printPerson(self): print("Name:", self.lastName + ",", self.firstName) print("ID:", self.idNumber)

class Student(Person): def init(self, firstName, lastName, idNumber, scores): self.firstName = firstName self.lastName = lastName self.idNumber = idNumber self.scores = scores

def calculate(self):
    sum = 0
    for score in self.scores:
        sum += score

    avg = sum / len(self.scores)
    if avg <= 100 and avg >= 90:
        return "O"
    elif avg < 90 and avg >= 80:
        return "E"
    elif avg < 80 and avg >= 70:
        return "A"
    elif avg < 70 and avg >= 55:
        return "P"
    elif avg < 55 and avg >= 40:
        return "D"
    else:
        return "T"

line = input().split() firstName = line[0] lastName = line[1] idNum = line[2] numScores = int(input()) # not needed for Python scores = list( map(int, input().split()) ) s = Student(firstName, lastName, idNum, scores) s.printPerson() print("Grade:", s.calculate())