Normal Sudoku: Place the digits 1–9 in every row, column, and 3×3 box without repeats.
Disjoint Groups: Cells in the same relative position within each 3×3 box may not contain the same digit.
Thermometers: Digits increase from the bulb to the tip of each thermometer.
XV: Cells separated by an X must sum to 10. Cells separated by a V must sum to 5.
Odd Circles: Cells containing a circle must contain an odd digit. This includes circled thermometer tips.
Puzzle:
Solution code: Please enter R6C456
today, 00:15 by claymategirl
solution check does not work right, but otherwise nice puzzle :)
yesterday, 23:55 by StrandofIvy
Changing so that solution checking enabled on sudoku pad
yesterday, 23:32 by L00ping007
Solution code works, but not auto validation :-/