Sudoku Suprême n° 037 : Page 81 - Gr 78
L7C6 -7- L9C5 =7= L1C5 -7- L1C1 =7= L2C1 -7-6- L2C1 =6= L2C3 -6-2- L2C3 =2= L9C3 -2- L9C2 =2=8= L9C2 -8- L7C2 =8= L7C6 donc L7C6 ≠ 7