True test of genius or monumental waste of time? Can you solve the hardest ever Sudoku? By Paul Milligan. Published: 00:27 BST, 30 June 2012 | Updated: 11:51 BST, 30 June 2012. E-mail.
Every body thinks sudoku is very hard with less numbers given, but it is not so, Even if only one number is given, we can easily complete it if we follow...