Răspuns:
nr.<30
10,11,12,13,14,15,16,17,18,19,20,21,22,......
pana la 29
nr.<39
10,11,12,13,14,15,16,17..........pana la 38
nr.<75
10,11,12, 13 ,14,15,16,17..........pana la 74
nr.<64
10,11,12,13,14,15,16,17,18,19,20..........pana la 63
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