Sudoku Suprême n° 037 : Page 37 - Gr 34
L2C2 -6- L2C5 =6=9= L2C5 -9- L9C5 =9= L9C2 -9-7- L9C2 =7= L8C2 -7- L8C4 =7=4= L8C4 -4- L6C4 =4=6= L6C4 -6- L5C6 =6= L5C2 -6- L2C2 donc L2C2 ≠ 6