Examples edit

  • First Sunday in January: Jan. 7, 2024
  • Third Monday in January: Jan. 22, 2024

Code tests edit

First Sunday in January edit

  • 2006: 1 = 1
  • 2007: 7 = 7
  • 2008: 6 = 6
  • 2009: 4 = 4
  • 2010: 3 = 3

Third Monday in January edit

  • 2006: 16 = 16
  • 2007: 15 = 15
  • 2008: 21 = 21
  • 2009: 19 = 19
  • 2010: 18 = 18