c1

import csv
from datetime import date, timedelta

def read_csv(filename):
    # Define the parallel arrays
    attractionNames = []
    categories = []
    totalVisitors = []
    daysOpen = []
    heightRestrictions = []

    # Read the data from the file into the parallel arrays
    with open(filename) as csv_file:
        csvReader = csv.reader(csv_file, delimiter=',')
        next(csvReader)  # skip the header row

        for row in csvReader:
            attractionNames.append(row[0])
            categories.append(row[1])
            totalVisitors.append(int(row[2]))
            daysOpen.append(int(row[3]))
            try:
                heightRestrictions.append(int(row[4]))
            except ValueError:
                heightRestrictions.append(0)  # handle non-integer height restriction values as 0

    return attractionNames, categories, totalVisitors, daysOpen, heightRestrictions

def find_least_most_visited(attractionNames, totalVisitors):
    # Calculate the most and least visited attractions
    max_visitors = max(totalVisitors)
    min_visitors = min(totalVisitors)
    most_visited = []
    least_visited = []
    for i in range(len(attractionNames)):
        if totalVisitors[i] == max_visitors:
            most_visited.append(attractionNames[i])
        elif totalVisitors[i] == min_visitors:
            least_visited.append(attractionNames[i])

    return most_visited, least_visited

def identify_roller_coasters_for_service(attractionNames, categories, daysOpen):
    roller_coasters_for_service = []

    for i in range(len(attractionNames)):
        if categories[i] == 'Roller Coaster':
            days_since_service = daysOpen[i] % 90
            days_until_service = 90 - days_since_service
            if days_until_service <= 7:
                roller_coasters_for_service.append(attractionNames[i])

    return roller_coasters_for_service

def write_to_csv(filename, data):
    with open(filename, 'w', newline='') as file:
        writer = csv.writer(file)
        writer.writerow(['Attraction Names'])

        for item in data:
            writer.writerow([item])
def count_attractions_with_height_restriction_starting_with_1(heightRestrictions):
    count = 0
    for height in heightRestrictions:
        if str(height).startswith('1'):
            count += 1
    print(f'The number of attractions with a height restriction starting with the character 1 is: {count}')


if __name__ == '__main__':
    attractionNames, categories, totalVisitors, daysOpen, heightRestrictions = read_csv('attractions.csv')

    most_visited, least_visited = find_least_most_visited(attractionNames, totalVisitors)

    print('The most visited attraction(s) is/are:', ', '.join(most_visited))
    print('The least visited attraction(s) is/are:', ', '.join(least_visited))

    roller_coasters_for_service = identify_roller_coasters_for_service(attractionNames, categories, daysOpen)

    if roller_coasters_for_service:
        write_to_csv('service.csv', roller_coasters_for_service)
        print('Roller coasters that require service within 7 days have been written to "service.csv"')
    else:
        print('There are no roller coasters that require service within 7 days.')

    count_attractions_with_height_restriction_starting_with_1(heightRestrictions)