Data commit

Task/24-game/PowerShell/24-game.psh

@@ -0,0 +1,73 @@
+CLS
+
+Function isNumeric ($x)
+{
+    $x2 = 0
+    $isNum = [System.Int32]::TryParse($x,[ref]$x2)
+Return $isNum
+}
+
+$NumberArray = @()
+While( $NumberArray.Count -lt 4 ){
+    $NumberArray += Random -Minimum 1 -Maximum 10
+}
+
+Write-Host @"
+Welcome to the 24 game!
+
+Here are your numbers: $($NumberArray -join ",").
+Use division, multiplication, subtraction and addition to get 24 as a result with these 4 numbers.
+"@
+
+Do
+{
+$Wrong = 0
+$EndResult = $null
+$TempChar = $null
+$TempChar2 = $null
+$Count = $null
+
+$AllowableCharacters = $NumberArray + "+-*/()".ToCharArray()
+    $Result = Read-Host
+        Foreach($Char in $Result.ToCharArray())
+        {
+            If( $AllowableCharacters -notcontains $Char ){ $Wrong = 1 }
+        }
+
+        If($Wrong -eq 1)
+        {
+            Write-Warning "Wrong input! Please use only the given numbers."
+        }
+        Foreach($Char in $Result.ToCharArray())
+        {
+            If((IsNumeric $TempChar) -AND (IsNumeric $Char))
+            {
+                Write-Warning "Wrong input! Combining two or more numbers together is not allowed!"
+            }
+            $TempChar = $Char
+        }
+        Foreach($Char in $Result.ToCharArray())
+        {
+            If(IsNumeric $Char)
+            {
+                $Count++
+            }
+        }
+        If($Count -eq 4)
+        {
+            $EndResult = Invoke-Expression $Result
+                If($EndResult -eq 24)
+                {
+                    Write-Host "`nYou've won the game!"
+                }
+                Else
+                {
+                    Write-Host "`n$EndResult is not 24! Too bad."
+                }
+        }
+        Else
+        {
+            Write-Warning "Wrong input! You did not supply four numbers."
+        }
+}
+While($EndResult -ne 24)