Daily Killer Sudoku Competition for May 30
Number 4078, Tough
by Crosswords Ltd. May puzzle packs Now Out!. Thanks for supporting our site.
All entries must be in by 23:59 US Eastern Standard Time (time now is 07:03 am EST)
Note: This web site will not be adjusting for daylight saving time and is permanently set to US EST (GMT-5)
This means the competition cut-off time is midnight EST and 5:00am (GMT) UK Time.