5 4 1 3 6 8 1 8 6 3 8 9 2 1 8 5 7 4 2 5 3 9 6 4 7 3 5 9 8 2 6 9 5 1 4 7 21-10-2019.......easy 21-10-2019 www.daily-sudoku-puzzle.com

5 7 4 1 2 3 6 9 8 2 9 1 8 7 6 3 5 4 3 8 6 4 5 9 7 1 2 1 6 2 3 8 4 5 7 9 9 4 7 6 1 5 8 2 3 8 5 3 2 9 7 1 4 6 4 1 8 7 6 2 9 3 5 7 3 5 9 4 8 2 6 1 6 2 9 5 3 1 4 8 7

9=>(1,8) | 3=>(3,1) | 6=>(3,3) | 6=>(4,2) | 4=>(3,4) | 7=>(3,7) | 1=>(5,5) | 5=>(5,6) | 2=>(7,6) | 5=>(7,9) | 6=>(7,5) | 8=>(7,3) | 4=>(8,5) | 1=>(8,9) | 6=>(8,8) | 8=>(9,8) | 7=>(8,1) | 4=>(2,9) | 1=>(7,2) | 9=>(2,2) | 5=>(3,5) | 1=>(3,8) | 2=>(4,3) | 7=>(5,3) | 4=>(4,6) | 9=>(4,9) | 6=>(5,4) | 2=>(6,4) | 9=>(5,1) | 3=>(9,5) | 7=>(6,6) | 9=>(7,7) | 1=>(6,7) | 2=>(9,2) | 3=>(8,2) | 2=>(1,5) | 7=>(1,2) | 2=>(2,1) | 8=>(6,1) | 5=>(2,8) | 7=>(2,5) | 3=>(4,4) | 3=>(5,9) | 8=>(5,7) | 4=>(6,8) |