1. (2020高二下·嘉興期中) 有如下VB程序段:

For i = 1 To 3

   For j = 1 To 6 - i

      If a(j) > a(j + 1) Then t = a(j): a(j) = a(j + 1): a(j + 1) = t

Next j

Next i

數(shù)組元素 a(1)到 a(6)的數(shù)據(jù)依次為“55,31,19,42,37,23”，則此程序運(yùn)行完成后數(shù)組元素的數(shù)據(jù)依次是 （  ）