Powershellでhello world

$data = @{
 '0' = @(1,0,0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,1)
 '1' = @(1,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1)
 '2' = @(1,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,1)
 '3' = @(1,1,1,0,0,0,0,1,1,0,0,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,1,0,1,1,0,0,1,0,0,0,0,0,1)
 '4' = @(1,0,0,1,0,0,1,0,0,1,0,0,1,0,0,1,0,0,0,1,1,0,0,0,0,0,1,0,0,0,1,0,0,0,1,0,0,1,1,0,0,0,1,1,0,0,0,0,1,0,0,0,1,1,1)
 '5' = @(1,0,0,1,0,0,1,1,1,1,0,0,1,0,0,1,0,0,1,0,0,1,0,0,0,0,0,1,0,0,1,0,0,1,0,0,1,0,0,1,0,0,1,0,0,0,0,0,1,0,0,1,0,0,1)
 '6' = @(1,0,0,1,0,0,1,0,0,0,0,0,1,0,0,1,0,0,1,0,0,1,0,0,0,0,0,1,0,1,0,1,0,1,0,0,1,0,0,1,0,0,1,0,0,0,0,0,1,0,0,1,0,0,1)
 '7' = @(1,0,0,1,0,0,0,1,1,1,0,0,1,0,0,1,0,0,0,1,1,0,0,2,0,0,0,0,1,0,0,0,1,0,0,0,0,1,1,0,0,0,1,0,0,0,0,0,1,0,0,0,1,1,1)
}

$ON_CHAR = "N"
$OFF_CHAR = " "
$NG_CHAR = "*"

Write-Host ""

foreach( $k in  $data.Keys | sort) {
    $a = $data[$k]
    $line = ""
    for( $i=0; $i -lt $a.Count; $i += 1) {
        if ($a[$i] -eq 0) {
            $line = $line + $OFF_CHAR
            continue
        }
        if ($a[$i] -eq 1) {
            $line = $line + $ON_CHAR
            continue
        }
        $line = $line + $NG_CHAR
    }
    Write-Host ("{0:00}  {1}" -f ([int]$k + 1), $line)
}

Write-Host ""