import csv
from sys import argv
from datetime import date

script_name, filename = argv

class cases():
    def __init__(self,filename):
        self.case_file = open(filename, 'r')
        self.the_list = []
        self.case_csv_reader = csv.reader(self.case_file)

class opencases(cases):
    the_list = []
    def read_all_cases(self):
        for line in self.case_csv_reader:
            self.the_list.append(line)

class closedcases(cases):
    def read_closed_cases(self):
        self.the_list = []
        for line in self.case_csv_reader:
            if line[1] == '':
                pass
            else:
                self.the_list.append(line)
        self.the_list.pop(0)
        return self.the_list

def subtract_dates():
    c = closedcases(filename)
    list_closed_cases = c.read_closed_cases()
    converted_startdate = []
    converted_enddate = []
    closed_days = []
    for l in list_closed_cases:
        index = 0
        startdate = l[0]
        split_startdate = startdate.split('/')
        print split_startdate
        for m in split_startdate:
            split_startdate[index] = int(m)
            index += 1

        print split_startdate
        converted_startdate.append(split_startdate)
    for l in list_closed_cases:
        index = 0
        enddate = l[1]
        split_enddate = enddate.split('/')
        print split_enddate
        for m in split_enddate:
            split_enddate[index] = int(m)
            index += 1

        print split_enddate
        converted_enddate.append(split_enddate)

    print converted_startdate
    print converted_enddate

    index = 0
    for l in list_closed_cases:
        y = (date(converted_enddate[index][2], converted_enddate[index][0], converted_enddate[index][1]) - date(converted_startdate[index][2], converted_startdate[index][0], converted_startdate[index][1])).days
        index += 1
        closed_days.append(y)

    return closed_days

def test_cases():
    c = closedcases(filename)
    list_closed_cases = c.read_closed_cases()
    print list_closed_cases
    f = raw_input()
    converted_startdate = []
    converted_enddate = []
    closed_days = []
    for l in list_closed_cases:
        startdate = l[0]


closed = subtract_dates()
print closed