<?php
$changes = array( );
$touched = array( );
$files = array( '1.txt', '2.txt', '3.txt' );
$totalchanged = 0;
$totaltouched = 0;

$author = '';
foreach( $files as $file )
{
	$c = file( $file );
	foreach( $c as $o )
	{
		$o = trim( $o );
		if( $o == '' ) { }
		elseif( strpos( $o, "\t" ) === false )
		{
			$author = $o;
			if( $author == 'Fenix1053' )
				$author = 'Fenix';
			elseif( $author == 'CCarlon' )
				$author = 'CC';

			if( !isset( $changes[ $author ] ) )
				$changes[ $author ] = 0;
			if( !isset( $touched[ $author ] ) )
				$touched[ $author ] = 0;
		}
		else
		{
			$x = explode( "\t", $o );
			if( $x[0] != '-' )
			{
				$changes[ $author ] += $x[0] + $x[1];
				$totalchanged += $x[0] + $x[1];
			}
			else
			{
				$touched[ $author ] ++;
				$totaltouched++;
			}
		}
	}
}

arsort( $changes );
foreach( $changes as $author => $changed )
{
	echo $author . ': ' . $changed . ' (' . round( $changed / $totalchanged * 100, 2 ) . '%) lines, ' . $touched[ $author ] . ' (' . round( $touched[ $author ] / $totaltouched * 100, 2 ) . '%) files' . "\n";
}
?>