Kakuro is a logic puzzle, also partly mathematical, in which the digits 1-9 are places into a grid to meet specified totals. The restriction on placement is that no horizontal or vertical group of digits can have any digit appear more than once.
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Recreational puzzles |
Hashi T – Hitori – Kakuro – Kjarposko – Lights Out T – Sudoku |
Riddle-type puzzles |
Zebra Puzzle |