Maestro n° 097 : Page 79 - Gr 76
L4C3 =9=8= L4C3 -8- L4C8 =8=2= L4C8 -2- L8C8 =2= L8C1 -2-1- L8C1 =1= L1C1 -1-4- L1C1 =4= L1C3 -4- L5C3 =4= L5C6 -4- L6C5 =4=9= L6C5 donc L4C4 et L6C2 ≠ 9