08.graduation

name = input()
grades = 0
clas = 0
average_grades = 0

while True:
    score = float(input())
    grades += score
    clas += 1
    if score <= 2:
        print(f'{name} has been excluded at {clas} grade')
        break
    elif grades > 4.00 and clas == 12:
        average_grades = grades / clas
        print(f'{name} graduated. Average grade: {average_grades:.2f}')