#!/usr/bin/perl

while ($line = <STDIN>) {
  if ($line =~ /wns (....) (....) (....)/) {
    $g ++;
    $e += $1;
    $m += $2;
    $h += $3;
  }
}

print $e / $g;
print "\n";
print $m / $g;
print "\n";
print $h / $g;
print "\n";