Răspuns :
111 222 --- a =1, b=2 , 1 x 2 = 2
222 444 --- a = 2, b = 4, 2 x 2 = 4
333 666 --- a = 3, b = 6, 3 x 2 = 6
444 888 --- a = 4, b = 8, 4 x 2= 8
222 444 --- a = 2, b = 4, 2 x 2 = 4
333 666 --- a = 3, b = 6, 3 x 2 = 6
444 888 --- a = 4, b = 8, 4 x 2= 8