write an O(h) function called fastest which takes such a tree and a budget and returns the fastest (minimum) travel time achievable using no more than the given budget. If all options are priced higher than the budget, a constant INFINITY is returned. Examples based on data on previous page:

Need asap write a short paper describing the history and differences between six sigma, waterfall, agile, and scrum models. understanding these models can give you a good idea of how diverse and interesting it development projects can be. describe what the rationale for them is and describe their key features. describe the history behind their development. at least 400 words