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$PlayPowerBall = {
Function Get-Five(){ $Result = @() While($Result.count -ne 5){ for($i=0;$i -le 5; $i++){ $Result += (Get-Random -Minimum 1 -Maximum 59) } $Result = $Result | select -Unique -First 5 | sort} $Result} $Winnings = 0 cls $WinningsTable = @() $Numbers = @() for($i=0;$i -le 4;$i++){$NumTest = 0 while([int]$NumTest -gt [int]59 -or [int]$NumTest -lt [int]1 -or $Numbers -contains $NumTest){ $NumTest = Read-Host "Please enter lottery number $($i+1) from 1 to 59" if([int]$NumTest -gt [int]59 -or [int]$NumTest -lt [int]0){Write-Host -ForegroundColor Red -BackgroundColor Black "Invalid input. Enter a number between 1 and 59!"} if($Numbers -contains $NumTest){Write-Host -ForegroundColor Red -BackgroundColor Black "Invalid input. No duplicate values allowed!"} } $Numbers += $NumTest } $Numbers = $Numbers | sort{[int]$_} $PB = 0 While([int]$PB -lt [int]1 -or [int]$PB -gt [int]35){ $PB = Read-Host "Please enter the powerball number from 1 to 35" if([int]$PB -lt [int]1 -or [int]$PB -gt [int]35){ Write-Host -ForegroundColor Red -BackgroundColor Black "Invalid input. Enter a number between 1 and 35!"} } $timer = [System.Diagnostics.Stopwatch]::StartNew() $tries = 0 $loop = $false $ConsoleCounter = 0 while($loop -eq $false){ $Result = Get-Five $PBResult = Get-Random -Minimum 1 -Maximum 35 [psobject]$row = "" | select WinValue, PickCount, Matches, TimeElapsed switch("$((Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result).count),$($PB -eq $PBResult)"){ "10,True" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 4;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize;$Winnings = $Winnings + 4} "8,True" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 4;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 4} "6,True" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 7;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 7} "4,False" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 7;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 7} "4,True" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 100;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 100} "2,False" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 100;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 100} "0,False" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 1000000;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 1000000} "0,True" {$WinningsTable += $row;$row.PickCount = $tries;$row.TimeElapsed = $timer.Elapsed.TotalSeconds;$row.WinValue = 160000000;Compare-Object -ReferenceObject $Numbers -DifferenceObject $Result -IncludeEqual -ExcludeDifferent | %{$row.Matches += "$($_.inputobject),"} ;$row | ft -AutoSize; $Winnings = $Winnings + 160000000} } $tries++ Write-Progress -Activity "Running picks against your numbers..." -CurrentOperation "Picks-> $tries Your Numbers: $($Numbers[0])-$($Numbers[1])-$($Numbers[2])-$($Numbers[3])-$($Numbers[4])---$PB) Winnings=`$$Winnings Losses=`$$($tries*2))" } $timer.stop() } .$PlayPowerBall |
Sunday, April 5, 2015
The futility of the lottery demonstrated with PowerShell
I wrote this a long time ago. While we often hear how the odds are stacked against those who play lottery, this script will make you get a real feel for it. When you run this you'll select your Powerball numbers and watch as your (not real) money flies out the window with live winnings/losses/#picks/etc. I've let this run for hundreds of thousands of simulated picks and have never gotten more than the $100 prize.
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