2016 Update

Task/Constrained-random-points-on-a-circle/PowerShell/constrained-random-points-on-a-circle.psh

@@ -0,0 +1,18 @@
+$MinR2 = 10 * 10
+$MaxR2 = 15 * 15
+
+$Points = @{}
+
+While ( $Points.Count -lt 100 )
+    {
+    $X = Get-Random -Minimum -16 -Maximum 17
+    $Y = Get-Random -Minimum -16 -Maximum 17
+    $R2 = $X * $X + $Y * $Y
+
+    If ( $R2 -ge $MinR2 -and $R2 -le $MaxR2 -and "$X,$Y" -notin $Points.Keys )
+        {
+        $Points += @{ "$X,$Y" = 1 }
+        }
+    }
+
+ForEach ( $Y in -16..16 ) { ( -16..16 | ForEach { ( " ", "*" )[[int]$Points["$_,$Y"]] } ) -join '' }