Code Golf: Lasers

Answer 1

Groovy @ 279 characers

m=/[<>^v]/
i={'>':{y++},'^':{x--},'v':{x++}]
a=['x':{1},'\\':{'v^><'[i(d)]},'/':{'^v<>'[i(d)]},'#':{},' ':{d}]
b=[]
System.in.eachLine {b<if(c==~m){x=b.size;y=r.size;d=c};r<