guessingGame

#assign our initial variables for the game
[int]$lowerLimit = 0
[int]$upperLimit = 100
[int]$myGuess = 50
[int]$timesRun = 0
[int]$solved = 0

While ($solved -eq 0){
    $queryString = "Is your number " +  $myGuess + "? (higher/lower/correct)"
    $response = read-host $queryString
    switch ($response) {
        "higher" {
            $lowerLimit = $myGuess
            $myGuess = ($lowerLimit + $upperLimit) / 2
            $timesRun++
        }
        "lower" {
            $upperLimit = $myGuess
            $myGuess = ($lowerLimit + $upperLimit) / 2
            $timesRun++
        }
        "correct" {
            $timesRun++
            write-host "Hooray, I won in only $timesRun guesses!"
            $solved = 1
        }
        default {
            write-host "That is not a valid reply!"
            write-host ""
        }
    }

}