Try This 
while(<DATA>)
{ 
 my ($pid,$vid,$sid) = split(/\|/,$_);
 $pid =~ s/\s*//g;
 $vid =~ s/\s*//g;
 $sid =~ s/\s*//g;
 $hs{$vid}{$pid}="s_".$sid, if($vid =~ /\d/);
}


print"    |  p_1 |  p_2 |  p_3 |  p_4 \n";
print "----------------------------------\n";
for  $fst  (1..5)
{
  print "v_$fst";
  printf(" | %4s", $hs{$fst}{$_}), foreach (1..4);
  print "\n";
  print "----------------------------------\n";
}

__DATA__
p_id | v_id | s_id
  1  |  1   |  1
  2  |  1   |  2
  3  |  1   |  3
  4  |  1   |  4
  1  |  2   |  5
  2  |  2   |  6
  3  |  2   |  7
  4  |  2   |  8
  2  |  3   |  9
  4  |  3   |  10
  1  |  4   |  11
  2  |  4   |  12
  4  |  4   |  13
  3  |  5   |  14

[download]
Rds/Praveen

In reply to Re: Create a table from a matrix by Praveen
in thread Create a table from a matrix by Anonymous Monk

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


  • Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!
  • Titles consisting of a single word are discouraged, and in most cases are disallowed outright.
  • Read Where should I post X? if you're not absolutely sure you're posting in the right place.
  • Please read these before you post! —
  • Posts may use any of the Perl Monks Approved HTML tags:
    a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr
  • You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)
            For:     Use:
    & &amp;
    < &lt;
    > &gt;
    [ &#91;
    ] &#93;
  • Link using PerlMonks shortcuts! What shortcuts can I use for linking?
  • See Writeup Formatting Tips and other pages linked from there for more info.