Răspunsuri

2014-02-04T18:59:19+02:00
2014-02-04T19:00:44+02:00
Numerele sunt 10,21,32,43,54,65,76,87,98
Numerele sunt : 10,12,21,23,32,34,43,45,54,56,65,67,76,78,87,89,98;
atunci la unele ar fi -1