Ultimate Sudoku

Ultimate Sudoku

Description:

Car race games originating from Japan have captivated audiences worldwide. Load up your virtual vehicles with numbers ranging from 1 to 9. Each row, column or 3x3 grid can only be occupied by a unique number once.

These car race games offer three different racing modes:
Pit-Stop Strategy: Click on the pit-stop (cell) you want to fill up first, then choose a number (fuel).
Number Sprint: Select a number (fuel) first, then pick the pit-stop where you want to inject this fuel.
Crew Notes: Inscribe instructions in a blank spot utilizing the keyboard or click on the number buttons on the game interface.

Instructions:

Fill in the blanks with numbers from 1 to 9. Each row, column or 3x3 block, must contain the number 1 through 9 exactly once.