weatherMin.rb

  1 results = []
  2 data = File.open("./weather.txt") do |f|
  3   lines = f.readlines.drop(2)
  4   lines.delete_at(-1)
  5   lines.each do |line|
  6     temp_hash = Hash.new {|h,k| h[k]={}}
  7     day,max,min = line.split(' ')
  8     temp_hash[day] = {min:min,max:max}
  9     results << temp_hash
 10   end
 11   results
 12 end
 13 
 14 temp_data = data.each_with_object([]) do |hash,results|
 15   hash.each_pair do |k,v|
 16     results << [k,v[:max].to_i - v[:min].to_i]
 17   end
 18   results
 19 end
 20 temp_set = Hash[temp_data]
 21 p temp_set.min_by {|k,v| v}

header = f.gets
space = f.gets

def remove_header_space(lines_arry)

the file starts with header and black space and ends with monthly total

not using them at the moment

lines_arry.drop(2)
lines_arry.delete_at(-1)
lines_arry
end