Sudoku

Sudoku is a popular logical game with easy rules. In this game you will be given a grid of numbers and you should finish the grid by putting numbers into it. The numbers in a row or column or group cannot repeat, you can use your logical thinking to deduce what number should be in a given place. This puzzle provides excellent training for the logical mind.

Fill in the blanks with the numbers from 1 to 9, while filling in the numbers, the following 2 rules should be followed:
1. The numbers in a row or column cannot repeat.
2. The numbers in each 3 x 3 block cannot repeat