Start a Killer Sudoku game
Rules of the game:
The game is played on a 9x9 grid, divided into 3x3 blocks. The objective is to fill in every row, column, and 3x3 block with the numbers 1-9.Each row, column, and block with 9 cells must have each number appear once without repeats. In addition, the puzzle contains cages, which are groups of cells indicated by dotted lines. The sum of numbers in each cage must be equal to the number in the upper left corner of the cage. Numbers cannot repeat within cages.