2

doctors = 7
treated_patients = 0
untreated_patients = 0

for day in range(1, int(input()) + 1):
    patients = int(input())

    if day % 3 == 0:
        if untreated_patients > treated_patients:
            doctors += 1

    if patients > doctors:
        treated_patients += doctors
        untreated_patients += patients - doctors
    else:
        treated_patients += patients

print(f'Treated patients: {treated_patients}.')
print(f'Untreated patients: {untreated_patients}.')