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Check out the latest Sudoku puzzle.
Use your logic to work out the following Energy Source Sudoku Puzzle. Every row, column and mini-grid (2 x 3 box) must contain each energy source symbol.

Use your logic to work out the following Sudoku puzzle.
Every row, column and mini-grid (2 x 2 box) must contain the numbers 1,2,3 and 4.
