import sys
import os

skier_n = int(input('Type number of skiers: '))
jacket_n_per_person = int(input('Type number of jackets per person: '))
helmet_n_per_person = int(input('Type number of helmets per person: '))
shoe_set_n_per_person = int(input('Type number of shoes per person: '))

total_per_person = (jacket_n_per_person * 120) + (helmet_n_per_person * 75) + (shoe_set_n_per_person * 299.9)
total_price = total_per_person * skier_n

print('Total price for all skiers: ', round(total_price + total_price * 0.2, 2))