2016 Update

Task/Text-processing-Max-licenses-in-use/PowerShell/text-processing-max-licenses-in-use.psh

@@ -0,0 +1,45 @@
+[int]$count = 0
+[int]$maxCount = 0
+[datetime[]]$times = @()
+
+$jobs = Get-Content -Path ".\mlijobs.txt" | ForEach-Object {
+    [string[]]$fields   = $_.Split(" ",[StringSplitOptions]::RemoveEmptyEntries)
+    [datetime]$datetime = Get-Date $fields[3].Replace("_"," ")
+    [PSCustomObject]@{
+        State = $fields[1]
+        Date  = $datetime
+        Job   = $fields[6]
+    }
+}
+
+foreach ($job in $jobs)
+{
+    switch ($job.State)
+    {
+        "IN"
+        {
+            $count--
+        }
+        "OUT"
+        {
+            $count++
+
+            if ($count -gt $maxCount)
+            {
+                $maxCount = $count
+                $times = @()
+                $times+= $job.Date
+            }
+            elseif ($count -eq $maxCount)
+            {
+                $times+= $job.Date
+            }
+        }
+    }
+}
+
+[PSCustomObject]@{
+    LicensesOut = $maxCount
+    StartTime   = $times[0]
+    EndTime     = $times[1]
+}