Bonjour,
Ex. 7 :
0 = V -11 = K
-1 = U -12 = J
-2 = T -13 = I
-3 = S -14 = H
-4 = R -15 = G
-5 = Q -16 = F
-6 = P -17 = E
-7 = O -18 = D
-8 = N -19 = C
-9 = M -20 = B
-10 = L -21 = A
LIONELMESSIETCRISTIANORONALDO
LIONEL MESSI ET CRISTIANO RONALDO