[연습 문제] 텍스트파일

01

import time

def writeDiary(u, f, d):
    lt = time.localtime()
    timeStr = time.strftime('%Y-%m-%d %I:%M:%S %p', lt)

    filePath = u + f
    with open(filePath, 'a') as f:
        f.write(f'[{timeStr}] {d}\n')

def readDiary(u, f):
    lt = time.localtime()
    timeStr = time.strftime('%Y-%m-%d %I:%M:%S %p', lt)

    filePath = u + f
    datas = []
    with open(filePath, 'r') as f:
        datas = f.readlines()

    return datas

import diary

members = {}
uri = 'C:/pythonTxt/'

def printMembers():
    for m in members.keys():
        print(f'ID: {m} \t PW: {members[m]}')

while True:

    selectNum = int(input('1.회원가입,\t 2.한줄일기쓰기,\t 3.한줄일기보기,\t 4.종료 '))

    if(selectNum == 1):
        mId = input('input ID: ')
        mPw = input('input PW: ')
        members[mId] = mPw
        printMembers()

    elif(selectNum == 2):
        mId = input('input ID: ')
        mPw = input('input PW: ')

        if mId in members and members[mId] == mPw:
            print('login success!!')
            fileName = 'myDaiary_' + mId + '.txt'
            data = input('오늘 하루 인상 깊은 일을 기록하세요. ')
            diary.writeDiary(uri, fileName, data)

        else:
            print('login fail!!')
            printMembers()

    elif (selectNum == 3):
        mId = input('input ID: ')
        mPw = input('input PW: ')

        if mId in members and members[mId] == mPw:
            print('login success!!')
            fileName = 'myDaiary_' + mId + '.txt'
            datas = diary.readDiary(uri, fileName)
            for d in datas:
                print(d, end='')

        else:
            print('login fail!!')
            printMembers()

    elif (selectNum == 4):
        print('Bye~')
        break

02

import time

limitSpendMoney = 2000


def getTime():
    lt = time.localtime()
    st = time.strftime('%Y-%m-%d %H:%M:%S')
    return st


while True:

    selectNumber = int(input('1.입금 \t 2.출금 \t 3.종료 '))

    if selectNumber == 1:
        money = int(input('입금액 입력: '))
        with open('C:/pythonTxt/bank/money.txt', 'r') as f:
            m = f.read()

        with open('C:/pythonTxt/bank/money.txt', 'w') as f:
            f.write(str(int(m) + money))

        memo = input('입금 내역 입력: ')
        with open('C:/pythonTxt/bank/pocketMoneyRegister.txt', 'a') as f:
            f.write('-------------------------------------------\n')
            f.write(f'{getTime()} \n')
            f.write(f'[입금] {memo} : {str(money)}원 \n')
            f.write(f'[잔액] {str(int(m) + money)}원 \n')

        print('입금 완료!!')
        print(f'기존 잔액 : {m}')
        print(f'입금 후 잔액 : {int(m) + money}')


    elif selectNumber == 2:
        money = int(input('출금액 입력: '))
        with open('C:/pythonTxt/bank/money.txt', 'r') as f:
            m = f.read()

        with open('C:/pythonTxt/bank/money.txt', 'w') as f:
            f.write(str(int(m) - money))

        memo = input('출금 내역 입력: ')
        with open('C:/pythonTxt/bank/pocketMoneyRegister.txt', 'a') as f:
            f.write('-------------------------------------------\n')
            f.write(f'{getTime()} \n')
            f.write(f'[출금] memo : {str(money)}원 \n')
            f.write(f'[잔액] {str(int(m) - money)}원 \n')

        print('출금 완료!!')
        print(f'기존 잔액 : {m}')
        print(f'출금 후 잔액 : {int(m) - money}')

    elif selectNumber == 3:
        print('Bye~')
        break

    else:
        print('잘못 입력하셨습니다.')

03

inputNumber = int(input("0보다 큰 정수 입력: "))

divisor = []
for number in range(1, (inputNumber + 1)):
    if inputNumber % number == 0:
        divisor.append(number)

if len(divisor) > 0:
    try:
        with open('C:/pythonTxt/divisor.txt', 'a') as f:
            f.write(f'{inputNumber}의 약수: ')
            f.write(f'{divisor}\n')

    except Exception as e:
        print(e)

    else:
        print('divisor write complete!')

04

inputNumber = int(input("0보다 큰 정수 입력: "))

prime = []
for number in range(2, (inputNumber + 1)):
    flag = True
    for n in range(2, number):
        if number % n == 0:
            flag = False
            break

    if (flag):
        prime.append(number)

if len(prime) > 0:
    try:
        with open('C:/pythonTxt/prime.txt', 'a') as f:
            f.write(f'{inputNumber}까지의 소수: ')
            f.write(f'{prime}\n')

    except Exception as e:
        print(e)

    else:
        print('prime write complete!')

05

 num1 = int(input('1보다 큰 정수 입력: '))
 num2 = int(input('1보다 큰 정수 입력: '))

 common = []
 for i in range(1, (num1 + 1)):
     if num1 % i == 0 and num2 % i == 0:
         common.append(i)

 if len(common) > 0:
     try:
         with open('C:/pythonTxt/common.txt', 'a') as f:
             f.write(f'{num1}와 {num2}의 공약수: ')
             f.write(f'{common}\n')

     except Exception as e:
         print(e)

     else:
         print('common factor write complete!')

06

num1 = int(input('1보다 큰 정수 입력: '))
num2 = int(input('1보다 큰 정수 입력: '))
maxComNum = 0

for i in range(1, (num1 + 1)):
    if num1 % i == 0 and num2 % i == 0:
        maxNum = i

try:
    with open('C:/pythonTxt/maxComNum.txt', 'a') as f:
        f.write(f'{num1}와 {num2}의 최대공약수: {maxNum}\n')

except Exception as e:
    print(e)

else:
    print('max common factor write complete!')

07

ship1 = 3; ship2 = 4; ship3 = 5
maxDay = 0

# ship1과 ship2의 최대공약수 = maxDay
for i in range(1, (ship1 + 1)):
    if ship1 % i == 0 and ship2 % i == 0:
        maxDay = i

# ship1과 ship2의 최소공배수 = minDay
minDay = (ship1 * ship2) // maxDay

# maxDay(ship1,ship2)와 ship3의 최대공약수 = maxDay
newDay = minDay
for i in range(1, (newDay + 1)):
    if newDay % i == 0 and ship3 % i == 0:
        maxDay = i

# minDay(ship1,ship2)와 ship3의 최소공배수 = minDay
minDay = (newDay * ship3) // maxDay

print('{}일마다 모든 선박이 입항합니다.'.format(minDay))


# text_file 작업
from datetime import datetime
from datetime import timedelta

n = 1
# baseTime = datetime.now()
baseTime = datetime(2021, 1, 1, 10, 0, 0)

with open('C:/pythonTxt/arrive.txt', 'a') as f:
    f.write(f'2021년 모든 선박 입항일\n')
    f.write(f'{baseTime}\n')

nextTime = baseTime + timedelta(days=minDay)
while True:
    with open('C:/pythonTxt/arrive.txt', 'a') as f:
        f.write(f'{nextTime}\n')

    nextTime = nextTime + timedelta(days=minDay)
    if nextTime.year > 2021:
        break