ptr sfarsit de an trei multimi,sunt asemanatoare,iar intersectia celor trei poate contine max 2 nre in combinatia finala
-1 2 4 5 8 10 11 12 13 15 16 20 21 22 25 26 27 28 29 30 31 32 43 44 45 47
-1 2 3 5 8 10 11 16 20 21 22 24 26 27 28 29 30 32 43 44 45 47
-1 2 3 5 7 10 11 20 21 22 26 28 29 31 32 43 44 45 47 48
fiecare sir are intre 4 si 6 nre