Logic Masters Deutschland e.V.

Bálint Kopasz, a 24-year-old Hungarian sprint canoeist won the gold medal in K-1 1000 metres in Tokyo with a new olympic record. More than 50 years passed by since a Hungarian won in this 'king' category, and Bálint's victory was extra special, since another Hungarian - Ádám Varga - finished in the 2nd place.

Normal Sudoku rules apply. Each row, column, and 3x3 box contains each number from 1 to 9 exactly once.

Killer Sudoku rules apply. The sum of all numbers in a cage (marked with dashed lines) must match the small number printed in its corner. No number appears more than once in a cage.

Little Killer Sudoku rules apply. Digits in a diagonal pointed at by an arrow, sum up to the number behind the arrow. The digits on a diagonal may repeat.

Renban Sudoku rules apply. The purple lines contain sets of consecutive digits in any order, without repeats.

The gold medal is an odd digit. The coloring is just design.

The puzzle is also available online.