Sudoku Suprême n° 037 : Page 55 - Gr 52
L1C7 -5- L1C9 =5=2= L1C9 -2- L1C6 =2=1= L1C6 -1- L7C6 =1=6= L7C6 -6- L8C4 =6=3= L8C4 -3- L5C4 =3= L5C8 -3- L6C7 =3= L1C7 donc L1C7 ≠ 5