iTextSharp - How to extract PDF pages with various columns -

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can provide code snippet lets open pdf file , read page starts 1 column , change 2 columns?

for example (the lines can vary): page 1
- line 1 10 - 1 column
- line 11 end- 2 columns

each page can vary number of columns.

ps: know width of each column (if necessary).

thank you,


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