Exam_while

tasks_exam = int(input())

bad_grades = 0
score = 0
problems = 0
last_problem = ""

while bad_grades < tasks_exam:
    task = input()
    if task == "Enough":
        average_score = score / problems
        print(f"Average score: {average_score:.2f}")
        print(f"Number of problems: {problems}")
        print(f"Last problem: {last_problem}")
        break
    grade = int(input())
    if grade < 5:
        bad_grades += 1

    if tasks_exam == bad_grades:
        print(f"You need a break, {bad_grades} poor grades.")
        break

    score += grade
    problems += 1
    last_problem = task