Bet!( ): Select a value with probability If then set variable , else . Select a value with probability If then set variable , else . If then exit. If then give reward to LEFT and reward to RIGHT. Otherwise give reward to LEFT and reward to RIGHT. Set (surprise rewards become visible to the system in the form of inputs).
Comment: arguments are indexed by , while arguments are chosen according to module columns indexed by . See Section 2 for Bet!'s interpretation.