2016 Update

Task/Multiplication-tables/PowerShell/multiplication-tables-1.psh

@@ -0,0 +1,21 @@
+#  For clarity
+$Tab = "`t"
+
+#  Create top row
+$Tab + ( 1..12 -join $Tab )
+
+#  For each row
+ForEach ( $i in 1..12 )
+    {
+    $(  #  The number in the left column
+        $i
+
+        #  An empty slot for the bottom triangle
+        @( "" ) * ( $i - 1 )
+
+        #  Calculate the top triangle
+        $i..12 | ForEach { $i * $_ }
+
+        #  Combine them all together
+        ) -join $Tab
+    }

Task/Multiplication-tables/PowerShell/multiplication-tables-2.psh

@@ -0,0 +1,26 @@
+function Get-TimesTable ( [int]$Size )
+    {
+    #  For clarity
+    $Tab = "`t"
+
+    #  Create top row
+    $Tab + ( 1..$Size -join $Tab )
+
+    #  For each row
+    ForEach ( $i in 1..$Size )
+        {
+        $(  #  The number in the left column
+            $i
+
+            #  An empty slot for the bottom triangle
+            @( "" ) * ( $i - 1 )
+
+            #  Calculate the top triangle
+            $i..$Size | ForEach { $i * $_ }
+
+         #  Combine them all together (and send them to the out put stream, which in PowerShell implicityly returns them)
+         ) -join $Tab
+        }
+    }
+
+Get-TimesTable 18