Tom-Tom & Parity Party Sudoku "50" Standard Sudoku rules apply. Parity Party: a number outside the grid is the sum of the first digits up to (and including) the first even digit or the first odd digit seen in that direction. Tom-Tom: there is at least one elementary operation (addition, subtraction, multiplication, division) which, applied to all digits in the cage, yields the total given in the top left corner of the cage. Digits may repeat in the cage if allowed by the other rules. Penpa link to solve this puzzle online: https://tinyurl.com/2k95ezko Dedicated to all people who turn 50 this summer. Parity Party was invented by Glum Hippo. You can find other puzzles with this rule here: https://logic-masters.de/Raetselportal/Benutzer/eingestellt.php?name=glum_hippo
