title: how to split a column into two columns in R
body: <p>I have an input file with 30 rows and a column. I have to split the column into two columns and have to split it in such a way that final output must be having two columns with  equal number of digits.
   As an example: suppose File is in the following format.</p>
  
  <pre><code>1111111111
  1010101010
  1110011010
  1011111111
  </code></pre>
  
  <p>and the output should be</p>
  
  <pre><code>11111  11111
  10101  01010
  11100  11010
  10111  11111
  </code></pre>