setlocale (LC_TIME, "C"); print (strftime ("%A in Finnish is ")); setlocale (LC_TIME, "fi_FI"); print (strftime ("%A, in French ")); setlocale (LC_TIME, "fr_FR"); print (strftime ("%A and in German ")); setlocale (LC_TIME, "de_DE"); print (strftime ("%A.\n"));
%V - The ISO 8601:1988 week number of the current year as a decimal number, range 01 to 53, where week 1 is the first week that has at least 4 days in the current year, and with Monday as the first day of the week.