GtaIVCoordinateMerger

$files = Get-ChildItem -Path ./coordinates/*.ini
$output = "./group.txt"

if (-not(Test-Path -Path $output -PathType Leaf)) {
    New-Item $output
}

Set-Content $output "x y z"

foreach($file in $files)
{
    $line = Get-Content $file | select -first 1 -skip 1
    $line = $line.Substring(5)
    Add-Content $output $line
}