Sjoerd

<IfModule mod_rewrite.c>
  RewriteEngine On
  RewriteBase /
  RewriteCond %{REQUEST_URI} !frontend/
  RewriteRule (.*) /frontend/$1 [L]

  RewriteCond %{REQUEST_FILENAME} !-f
  RewriteRule ^ index.html [QSA,L]

</IfModule>

Sjoerd

DAYS_IN_MONTH = (31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31)
MONTH_NUMBER  = [0, 3, 3, 6, 1, 4, 6, 2, 5, 0, 3, 5]
YEAR_NUMBER = [0,1,2,3,5,6,0,1,3,4,5,6,1,2,3,4,6,0,1,2,4,5,6,0,2,3,4,5]
CENTURY_NUMBER = [6, 4, 2, 0]
DAYS = ["zondag", "maandag", "dinsdag", "woensdag", "donderdag", "vrijdag", "zaterdag"]

def problem():
  print("Deze datum is ongeldig.")

def yearnumber(year):