Project_Euler
Descriptions:
https://projecteuler.net/problem=Problem_Number
Usage: 19
Indicate start year, first day of that year in the GET request.
The user input is trusted (i.e. the user can incorrectly state that Jan 1st 1900 is a Saturday when it is in fact a Monday).
The user must indicate the first day of the start year.
Usage: 22
Indicate the filename in the get parameter "filename".