Code creates the basic folder structure divided into weeks for 30days leet code challenge.

creator.py

basePath = '<YOUR-BASE-DIRECTORY-PATH>'

numberOfWeeks = 5
day = 1
completed=False
solutionFileName = 'solution.cpp'
monthName = 'June'
year = '2020'

for week in range(1,numberOfWeeks+1):
    folderName = 'Week-{0}'.format(week)
    folderPath = os.path.join(basePath,folderName)
    os.mkdir(folderPath)
    while day<=week*7:
        subFolderName = '0{0}-{1}-{2}'.format(day,monthName,year) if day<10 else '{0}-{1}-{2}'.format(day,monthName,year)
        subFolderNamePath = os.path.join(folderPath,subFolderName)
        os.mkdir(subFolderNamePath)
        open("{0}/{1}".format(subFolderNamePath,solutionFileName),'a').close()
        day+=1
        if day>30:
            completed=True
            break;
    open("{0}/input.txt".format(folderPath),'a').close()
    open("{0}/output.txt".format(folderPath),'a').close()
    if completed:
        break