travel problem description:as title
look at your schedule, may be more to save money for tickets directly.
4 days of swiss pass is more expensive, pass is stay the longer the more appropriate.suggest specific accounting compare myself.
your price comparison.
this kind of problem such as pony across the river, depth self-knowledge~ such as half i always feel no dice, i have friends but it is highly recommended to everyone's situation is different, stroke, or did you see people want to buy tickets in scenic spots, on public transportation, the other payment, such as traffic, associate your actual account to roughly estimate the cost of the different situations, is nothing but addition and multiplication problem