Răspunsuri

2014-10-19T19:45:42+03:00


2 nr. consecutive:      n    si    n+1

daca       Uc(n)=0 sau 4 sau 5 sau 9             Uc(P) =0

" " "          " " " " 1 sau 3 sau 6 sau 8               " " " " " 2

" " ""        " " " "  2 sau 7                                 " " " " "  6