Sudoku Suprême n° 037 : Page 65 - Gr 62
L3C7 -8- L3C4 =8= L5C4 -8-3- L5C4 =3= L5C5 -3-1- L5C5 =1= L5C2 -1- L9C2 =1= L9C8 -1- L1C8 =1= L3C9 -1-6- L3C9 =6= L3C7 donc L3C7 ≠ 8