123 sudoku

123 sudoku Source google image: https://2.bp.blogspot.com/-_1Bv7UCeA60/VjyiwzV9DeI/AAAAAAAAiU0/99bYY5wPHp4/s600/Edge%2BDifference%2BSudoku%2B%2B%2528Fun%2BWith%2BSudoku%2B%2523123%2529-1.PNG

Sudoku cm

Sudoku cm Source google image: https://2.bp.blogspot.com/-Hn8xmZI5jI4/Wjwz5cQ1DWI/AAAAAAAApDY/Yl0zkId2fcUn9uGYEcTvNIbQYxyOoAxQQCLcBGAs/s1600/2018-2-23%2BBURLY%2BCM%2B%2528CRUMBLY%2529%2B7x7%2Bhidden_PZL.jpg