Question

scrie toate numerele naturale de doua cifre diferite care se pot forma cu cifrele 6.3.7.8.0.5.9.1.6.

Answer 1

63,67.68.60.65.69,61,66.37,36,38,30,35,39,31,,78,70,75,79,71,76,73,,80,85,89,81,86,87,83,86,59,56,51,58,57,53,91,96,95,98,97,93,16,19,15,10,18,17,13,