Publisher's Synopsis
Killer Sudoku is a puzzle that combines elements of Sudoku and Kakuro.
HOW TO PLAY
Despite the name, the simpler killer sudokus can be easier to solve than regular sudokus, depending on the solver's skill at mental arithmetic, the hardest ones, however, can take hours to crack.
In Killer Sudoku, sub-regions have specified sums, and no number can be repeated within a region.
This variant also called "Sums Sudoku," "Sums Number Place," "Samunamupure," "Kikagaku Nampure."