Complete grids with numbers 1 to 9 so each row, column and 3x3 block contains the numbers 1 to9 used only once. TO ENTER: Text PRIZE followed by your answer (3 shaded squares read top to bottom), name and postcode to 65700. Texts cost £1 plus your standard network charge. Or call 0901 292 5088 and leave your answer and details. Calls cost £1 plus your telephone company’s network access charge. Entries will be accepted until 11.59pm on Friday. See today’s solutions panel for terms and conditions. Phone/text services Helpline: 0330 1000 601. September 19 winner: Susan Morgan, of Petersfield, Hampshire. This week’s solution will be published next week and the winner’s name on Sunday, October 31.