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Done #4

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28 changes: 25 additions & 3 deletions mbta.rb
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Original file line number Diff line number Diff line change
@@ -1,5 +1,27 @@
red =["South Station", "Park Street", "Kendall", "Central", "Harvard", "Porter", "Davis", "Alewife"]
green =["Government Center", "Park Street", "Boylston", "Arlington", "Copley", "Hynes", "Kenmore"]
orange =["North Station", "Haymarket", "Park Street", "State", "Downtown Crossing", "Chinatown", "Back Bay", "Forest Hills"]

# your solution here
def stops_between_stations

end

def stops_between_stations(start_line,start_stop,end_line,end_stop)

start_point = start_line.index(start_stop)
end_point = end_line.index(end_stop)

if start_line == end_line

trip = (start_point-end_point).abs
return trip

else
line_1 = start_line.index("Park Street")
line_2 = end_line.index("Park Street")
trip = (start_point- line_1).abs + (end_point-line_2).abs

return trip
end

end

p stops_between_stations(red,'South Station',orange,'Chinatown')