Help needed

Revision en1, by Bhosideke, 2020-10-27 07:33:30

Can anyone help me with this problem? I tried to think about it for 2 straight days but cannot up with a solution.


  Rev. Lang. By When Δ Comment
en2 English Bhosideke 2020-10-27 07:34:43 39 Tiny change: ' solution.' -> ' solution. Also the editorial doesn't make sense.'
en1 English Bhosideke 2020-10-27 07:33:30 174 Initial revision (published)