Sorry, I was under the impression you wanted us to be cruel and make you suffer...
Do it for an hour then. Flip a coin after the hour is up - heads you can remove the pegs, tails they stay for one more hour. Try again after the second hour is up, but only to a maximum of three hours.
Do it for an hour then. Flip a coin after the hour is up - heads you can remove the pegs, tails they stay for one more hour. Try again after the second hour is up, but only to a maximum of three hours.