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Afla numerele naturale de cinci cifrw care au suma cifrelor 7 si doar douo cifre nenule.terog dau coroana repede!

Răspuns :

7=1+6⇒10006,10060,10600,16000,60001,60010,60100,61000
7=2+5⇒20005,20050,20500,25000,50002,50020,50200,52000
7=3+4⇒30004,30040,30400,34000,40003,40030,40300,43000