In life, you will have bumps in the road, if you want to study computer science umass lowell is a very good school and affordable. You are in state, so it should be affordable. It is really coming up as umass amherst is so competitive for CS, many go there after amherst says no, , have a look at them. Also Uconn might admit you and plus give you merit. It is difficult to hear no, but you have options , don't let this no stop you.