Logistic

n = int(input())
bus = 0
truck = 0
train = 0
average = 0
total_tons = 0

for i in range(n):
    tons = int(input())

    if tons <= 3:
        bus += tons

    elif tons >= 4 and tons <= 11:
        truck += tons

    elif tons >= 12:
        train += tons

total_tons = bus + truck + train
average = (bus * 200 + truck * 175 + train * 125) / total_tons

bus_percent = (bus / total_tons) * 100
truck_percent = (truck / total_tons) * 100
train_percent = (train / total_tons) * 100

print(f'{average:.2f}')
print(f'{bus_percent:.2f}%')
print(f'{truck_percent:.2f}%')
print(f'{train_percent:.2f}%')