day 2 1&2

day_2/data

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+Game 1: 1 blue; 4 green, 5 blue; 11 red, 3 blue, 11 green; 1 red, 10 green, 4 blue; 17 red, 12 green, 7 blue; 3 blue, 19 green, 15 red
+Game 2: 17 red, 10 green; 3 blue, 17 red, 7 green; 10 green, 1 blue, 10 red; 7 green, 15 red, 1 blue; 7 green, 8 blue, 16 red; 18 red, 5 green, 3 blue
+Game 3: 10 blue, 3 green, 8 red; 15 green, 14 blue, 1 red; 8 blue, 11 red, 2 green; 5 red, 9 green, 6 blue
+Game 4: 1 red, 3 blue; 3 blue, 3 green, 1 red; 11 blue, 2 green; 2 green, 14 blue; 1 green, 7 blue; 11 blue, 5 green
+Game 5: 9 green, 5 red, 10 blue; 9 red, 4 blue, 12 green; 9 green, 6 blue, 14 red; 16 green, 8 red, 6 blue; 11 blue, 13 red, 1 green
+Game 6: 1 blue, 2 green, 16 red; 1 green, 19 red; 1 blue; 3 blue, 2 red, 1 green; 18 red, 2 blue, 1 green
+Game 7: 2 blue, 9 red, 5 green; 11 blue, 6 green, 4 red; 7 red, 3 green, 5 blue; 5 green, 11 blue, 7 red; 17 blue, 4 red, 3 green; 20 blue, 1 green, 2 red
+Game 8: 1 green, 6 red, 4 blue; 8 green, 4 blue, 2 red; 2 blue, 5 green
+Game 9: 1 green, 5 blue; 4 blue; 2 red, 1 blue
+Game 10: 1 green, 12 blue; 6 red, 4 green; 5 green, 14 blue, 9 red; 6 red, 13 blue, 2 green; 6 red, 17 blue, 1 green
+Game 11: 19 green, 1 red; 15 red, 7 green; 1 blue, 8 red, 14 green; 1 blue, 11 green, 1 red
+Game 12: 4 red, 3 green, 12 blue; 4 green, 13 red; 2 green, 15 blue, 5 red; 5 red, 10 blue, 3 green; 3 green, 17 blue, 17 red; 1 red, 4 green, 15 blue
+Game 13: 5 red, 7 blue; 6 red, 1 green, 11 blue; 17 blue, 11 green, 4 red; 6 red, 9 green, 5 blue; 4 green, 14 blue
+Game 14: 6 red, 15 blue, 3 green; 4 green, 4 blue, 3 red; 3 blue, 1 green, 5 red
+Game 15: 4 green, 3 blue, 6 red; 3 blue, 2 red, 4 green; 15 red, 3 green, 4 blue; 11 red, 2 blue, 1 green
+Game 16: 4 green, 1 blue, 12 red; 10 green, 6 blue, 10 red; 1 blue, 2 green, 15 red; 1 green, 3 red, 4 blue
+Game 17: 10 green, 11 blue; 13 green, 10 blue, 3 red; 8 red, 3 green, 10 blue
+Game 18: 3 red; 4 red, 1 blue; 3 green, 3 red; 10 green, 1 blue; 4 red, 6 green, 1 blue; 3 green
+Game 19: 4 red, 6 green; 11 red, 4 blue, 2 green; 4 green, 8 red; 9 red, 7 green, 2 blue; 13 red, 4 blue; 9 red
+Game 20: 2 blue, 1 green, 8 red; 3 green, 11 blue, 1 red; 5 blue, 4 red, 6 green; 6 green, 7 red, 5 blue; 7 red, 2 green, 1 blue
+Game 21: 7 blue, 3 green; 2 green, 2 red, 7 blue; 6 blue, 3 red, 1 green; 9 blue, 1 green, 3 red
+Game 22: 7 red, 5 blue, 9 green; 6 red, 1 blue, 5 green; 18 red, 7 green, 5 blue; 13 red, 11 green, 1 blue; 13 red, 1 blue, 11 green
+Game 23: 10 green, 1 blue, 5 red; 2 red, 4 green; 9 green, 2 red; 10 green, 1 blue, 5 red
+Game 24: 2 red, 6 green, 16 blue; 3 blue, 12 red, 3 green; 6 blue, 4 red, 12 green; 12 green, 14 blue, 3 red
+Game 25: 5 red, 2 blue, 1 green; 4 blue, 14 red, 2 green; 16 blue, 4 red; 5 red; 12 blue, 16 red; 2 red, 6 blue, 1 green
+Game 26: 10 blue, 6 green, 5 red; 2 red, 2 green; 8 blue, 5 red; 7 blue, 11 green; 8 green, 9 blue
+Game 27: 1 red, 2 green; 6 green, 10 blue; 1 red, 6 green, 11 blue; 4 blue, 1 green, 1 red; 1 red, 7 blue; 5 green, 2 blue, 1 red
+Game 28: 6 blue, 5 red, 3 green; 5 blue, 1 green; 1 green, 8 red, 1 blue; 2 blue, 4 green; 4 red, 5 blue
+Game 29: 2 red, 4 green, 6 blue; 6 blue, 2 green, 1 red; 10 green, 13 blue, 2 red; 11 green, 11 blue, 2 red; 5 red, 10 green
+Game 30: 4 green, 4 blue, 5 red; 6 red, 18 green, 7 blue; 1 red, 11 green, 2 blue; 11 red, 2 blue, 1 green
+Game 31: 1 red, 7 green, 2 blue; 5 red, 6 green, 9 blue; 3 green, 1 red, 9 blue; 3 red; 8 blue, 6 green, 1 red; 14 blue, 4 green, 7 red
+Game 32: 11 red, 2 blue, 2 green; 18 blue, 1 green; 6 blue, 1 green, 15 red; 4 red, 2 green; 13 red, 6 green, 5 blue; 7 blue, 5 green
+Game 33: 12 blue, 2 red, 2 green; 5 blue, 3 green; 2 green, 6 red, 4 blue; 12 blue, 13 red; 10 blue, 12 red, 1 green; 4 blue, 4 red
+Game 34: 2 blue, 1 red, 6 green; 2 blue, 1 green; 1 red, 2 green, 2 blue; 17 red, 1 blue, 2 green; 4 green, 2 red
+Game 35: 2 blue, 12 red, 2 green; 2 green, 8 red, 11 blue; 17 red, 16 blue; 8 blue, 8 red; 1 green, 6 red, 9 blue
+Game 36: 6 red, 14 green, 7 blue; 1 green, 1 red, 6 blue; 9 red, 10 blue, 9 green; 11 blue, 14 green, 8 red; 10 red, 6 green, 3 blue
+Game 37: 6 green; 2 red, 5 green; 4 blue, 4 red, 5 green; 1 red, 7 green, 4 blue
+Game 38: 1 green, 8 red, 10 blue; 3 green, 5 red, 12 blue; 13 blue, 5 red, 1 green; 3 green, 1 red; 3 red, 15 blue, 6 green; 3 green, 6 red, 4 blue
+Game 39: 15 green, 3 blue; 3 green; 3 blue, 3 red, 8 green; 4 blue, 10 green, 4 red; 2 green, 5 blue, 4 red; 3 green, 3 blue, 1 red
+Game 40: 2 red, 3 green, 15 blue; 5 blue, 13 green, 2 red; 11 blue, 1 red; 5 blue, 20 green, 5 red
+Game 41: 1 red, 2 green, 1 blue; 10 red; 11 green, 1 blue, 5 red; 10 red, 13 green
+Game 42: 10 red, 8 green, 2 blue; 5 green, 4 red; 6 red; 5 red, 9 green, 2 blue; 2 blue, 2 red, 3 green; 1 blue, 7 red, 2 green
+Game 43: 8 red, 6 blue, 12 green; 11 green, 2 red, 2 blue; 4 blue, 3 red, 8 green; 14 red, 3 blue; 9 green, 1 blue, 5 red
+Game 44: 4 red, 5 blue, 4 green; 9 blue, 1 green; 10 green, 2 blue, 4 red; 5 red, 15 green, 12 blue
+Game 45: 1 red, 2 green; 5 blue; 3 blue, 1 red; 1 blue; 4 green, 1 red
+Game 46: 3 green, 8 red, 5 blue; 1 blue, 10 red, 5 green; 2 green, 5 red, 3 blue; 5 green, 4 red, 13 blue
+Game 47: 2 green, 1 blue; 2 red, 2 green, 6 blue; 1 green, 1 red, 1 blue; 2 green, 4 blue, 4 red; 2 green, 6 blue, 3 red
+Game 48: 4 blue, 1 green, 2 red; 6 blue, 1 red; 4 blue
+Game 49: 16 blue, 18 green, 13 red; 7 red, 13 blue; 14 green, 12 red; 20 green, 14 red, 12 blue
+Game 50: 8 blue, 2 red, 1 green; 4 red, 2 green, 5 blue; 6 blue, 2 green; 8 blue, 3 green, 5 red; 1 green, 4 blue
+Game 51: 2 blue, 8 red; 2 green, 3 red, 2 blue; 12 green; 3 blue, 10 green, 1 red; 13 green, 3 blue, 5 red
+Game 52: 12 blue, 5 red, 16 green; 4 blue, 13 green; 2 red, 5 blue, 5 green; 4 green, 8 blue, 3 red
+Game 53: 7 blue, 5 green; 8 green, 8 blue; 4 red, 1 green; 8 blue, 5 red, 11 green
+Game 54: 4 blue, 3 green, 1 red; 10 green, 4 red, 7 blue; 1 red, 6 blue, 2 green
+Game 55: 2 red, 10 blue; 13 red, 10 blue; 4 red, 5 blue, 4 green; 3 green, 8 blue; 5 blue, 7 red, 2 green
+Game 56: 6 green, 7 blue, 9 red; 3 blue, 4 green; 15 red, 3 blue, 3 green; 5 red, 8 green, 7 blue
+Game 57: 9 red, 13 blue, 2 green; 3 red, 2 green, 3 blue; 1 blue, 5 red, 3 green; 9 blue, 2 green, 2 red; 3 red, 12 blue, 3 green; 2 green, 7 red
+Game 58: 4 blue, 7 red; 2 blue, 5 green, 1 red; 17 blue, 3 red; 5 green, 1 blue, 4 red; 4 green, 14 blue, 3 red
+Game 59: 5 blue, 4 red; 7 red; 4 blue, 4 red, 1 green; 1 green, 1 blue, 5 red
+Game 60: 4 red, 2 green; 1 green, 2 blue; 2 red, 2 green; 4 red, 2 green; 3 red
+Game 61: 6 red, 14 green; 12 green, 3 blue; 3 blue, 16 green, 11 red
+Game 62: 12 green, 2 red, 1 blue; 14 red, 2 blue, 4 green; 7 red, 5 green, 1 blue; 4 green, 14 red, 1 blue; 2 blue, 7 green, 3 red; 14 red, 9 green, 2 blue
+Game 63: 1 red, 8 blue, 12 green; 3 green, 10 blue, 4 red; 2 red, 1 blue, 2 green; 2 red, 8 green; 4 red, 3 blue, 9 green; 13 green, 4 blue
+Game 64: 4 blue, 9 green, 4 red; 10 green, 6 blue, 7 red; 10 green, 8 red, 1 blue; 13 blue, 8 green, 8 red; 4 green, 1 red, 8 blue
+Game 65: 16 blue, 5 red, 13 green; 5 red, 9 green, 10 blue; 2 green, 14 red; 6 red, 5 green, 5 blue; 19 blue, 4 green, 14 red; 7 red, 1 blue, 4 green
+Game 66: 7 blue, 11 green, 5 red; 7 green, 8 red, 10 blue; 3 red, 1 green
+Game 67: 9 green, 2 blue, 13 red; 11 red, 10 blue; 14 red, 1 green, 1 blue; 1 red, 13 green, 6 blue; 7 blue, 3 green, 5 red; 3 green, 2 blue
+Game 68: 6 green, 2 blue; 1 blue, 3 red, 5 green; 1 blue, 10 green
+Game 69: 4 red, 6 blue, 1 green; 6 blue, 2 red, 4 green; 9 green, 7 blue, 2 red
+Game 70: 11 blue, 1 green, 4 red; 7 blue, 1 green; 6 red, 9 blue; 1 green, 3 red, 7 blue; 1 green, 9 blue, 2 red
+Game 71: 2 green, 6 red; 1 blue, 2 green, 15 red; 6 red, 1 blue; 2 green, 5 red
+Game 72: 5 green, 6 red; 8 red, 1 blue, 12 green; 1 blue, 9 red, 15 green; 11 green, 1 blue, 6 red; 14 green, 5 red
+Game 73: 9 green, 13 red, 1 blue; 14 green, 5 blue, 13 red; 13 green, 10 red, 16 blue; 3 blue, 7 red, 1 green; 7 red, 6 green, 11 blue
+Game 74: 1 blue, 9 red, 15 green; 3 blue, 7 green; 9 green, 1 blue, 7 red
+Game 75: 5 blue, 12 red, 2 green; 2 blue, 2 green; 4 green, 2 red, 7 blue; 4 green, 7 blue, 5 red; 1 green, 7 blue, 3 red
+Game 76: 1 blue; 8 red, 13 blue; 4 green, 7 blue, 7 red; 3 red, 12 blue, 2 green; 2 green, 2 blue, 1 red
+Game 77: 4 blue; 4 blue; 1 blue, 1 red; 1 red, 5 blue; 10 blue, 1 green
+Game 78: 3 blue, 10 green, 6 red; 12 red, 7 blue, 8 green; 2 green, 18 red, 5 blue; 2 red, 15 blue, 14 green; 4 green, 6 blue, 13 red
+Game 79: 7 red, 1 green; 1 blue, 6 red, 2 green; 1 blue, 12 red
+Game 80: 4 red, 6 blue, 2 green; 5 blue, 2 red; 6 blue, 7 red, 2 green
+Game 81: 2 green, 9 red; 2 green, 2 blue, 7 red; 12 red, 7 green; 8 green, 3 red, 3 blue
+Game 82: 4 green, 5 blue; 2 red, 16 blue; 2 red, 2 green, 18 blue
+Game 83: 14 red, 2 green; 3 blue, 16 red, 2 green; 4 green, 13 red, 1 blue
+Game 84: 10 green, 6 blue, 2 red; 5 red, 6 blue; 7 green, 6 red, 9 blue
+Game 85: 1 red; 12 red, 1 blue, 2 green; 6 red, 1 green; 12 red, 2 green
+Game 86: 14 red, 1 green, 3 blue; 3 blue; 4 green, 8 red, 2 blue; 10 red, 2 green
+Game 87: 4 red, 9 green, 8 blue; 3 green, 6 blue, 7 red; 4 blue, 1 red; 2 red, 7 blue, 11 green; 8 green, 2 blue, 5 red; 6 blue, 10 green, 8 red
+Game 88: 1 green, 1 red; 2 green, 1 blue; 3 green, 1 red, 1 blue; 4 green; 1 blue, 3 green, 1 red
+Game 89: 11 green, 7 blue, 8 red; 7 blue, 3 green, 2 red; 7 green, 6 red, 4 blue; 1 blue, 2 green, 10 red; 3 red, 2 blue, 1 green
+Game 90: 10 green, 12 red, 2 blue; 7 red, 7 blue, 8 green; 2 blue, 11 red, 7 green; 6 green, 5 red, 2 blue; 7 red, 10 green
+Game 91: 12 red, 8 green; 8 red, 6 green, 3 blue; 12 red, 4 blue, 2 green
+Game 92: 10 blue, 3 green; 4 red, 13 blue, 8 green; 7 green, 8 blue, 7 red
+Game 93: 7 red, 4 green, 1 blue; 15 green, 4 red; 2 blue, 15 red
+Game 94: 10 red, 10 green, 11 blue; 3 red, 1 green, 7 blue; 9 red, 4 green, 9 blue; 7 red, 9 green, 13 blue; 9 blue, 2 green, 10 red
+Game 95: 4 blue, 12 green; 7 green, 1 red, 5 blue; 2 blue, 8 green, 8 red
+Game 96: 12 green, 2 blue; 11 green, 3 blue; 3 red, 2 green, 5 blue; 12 green, 2 blue, 4 red; 2 blue, 1 green, 1 red; 3 red, 11 green, 3 blue
+Game 97: 6 red, 3 blue, 1 green; 1 blue, 2 red, 14 green; 4 blue, 14 green
+Game 98: 13 green, 1 red, 5 blue; 2 red, 5 green, 7 blue; 19 green, 5 blue; 4 blue, 13 green; 5 green, 8 blue
+Game 99: 11 red, 8 green; 16 red, 10 green; 9 red, 6 green; 3 blue, 2 red, 4 green
+Game 100: 4 red, 2 blue, 4 green; 2 green, 1 red, 1 blue; 3 green, 4 blue, 5 red; 18 red, 2 blue; 9 red, 5 green, 4 blue

day_2/impl.rb

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+MAX = {
+  red: 12,
+  green: 13,
+  blue: 14
+}
+
+
+#prepare the input which is a string containing new lines
+def parse(input)
+  data = []
+  input.each_line do |line|
+    #Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+    game_num = line.split(":").first.split(" ").last.to_i
+    draws = line.chomp.split(":").last.split(";").map {|e| e.split(",") }
+    h = {}
+    h[game_num] = draws
+    data << h
+  end
+  data
+end
+
+# result should a single string or integer
+def calculate(data)
+  result = 0
+  data.each do |d|
+    game_num = d.keys.first
+    draws = d.values.first
+    fits = draws_fits?(draws)
+    result += game_num if fits
+    puts "#{game_num} is #{fits ? "in": "out"}"
+  end
+  result
+end
+
+def draws_fits?(draws)
+  draws.each do |set|
+    set.each do |draw|
+      num, color = draw.strip.split(" ")
+      return false if num.to_i > MAX[color.to_sym]
+    end
+  end
+
+  true
+end

day_2/impl_2.rb

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+#prepare the input which is a string containing new lines
+def parse(input)
+  data = []
+  input.each_line do |line|
+    #Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+    game_num = line.split(":").first.split(" ").last.to_i
+    draws = line.chomp.split(":").last.split(";").map {|e| e.split(",") }
+    h = {}
+    h[game_num] = draws
+    data << h
+  end
+  data
+end
+
+# result should a single string or integer
+def calculate(data)
+  result = 0
+  data.each do |d|
+    draws = d.values.first
+    mins = {
+      red: 0,
+      blue: 0,
+      green: 0
+    }
+    draws.each do |set|
+      set.each do |draw|
+        num, color = draw.strip.split(" ")
+        mins[color.to_sym] = num.to_i if num.to_i > mins[color.to_sym]
+      end
+    end
+    result += mins[:red] * mins[:blue] * mins[:green]
+  end
+  result
+end

day_2/run.rb

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+if ARGV[0] == "2"
+  require_relative "impl_2"
+else
+  require_relative "impl"
+end
+
+
+def print(result)
+  if result.is_a? Array
+    result.map! {|l| "#{l}\n" } 
+  end
+  
+  puts result
+end
+
+def run
+  puts "running your implementation"
+  input = File.new("day_2/data").read
+  data = parse(input)
+  result = calculate(data)
+  print(result)
+end
+
+run

day_2/test.rb

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+if ARGV[0] == "2"
+  require_relative "impl_2"
+  RESULT = 2286
+else
+  require_relative "impl"
+  RESULT = 8
+end
+
+
+INPUT = <<~IN
+Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
+Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
+Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
+Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
+Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green
+IN
+
+def test_example
+  parsed = parse(INPUT)
+  result = calculate(parsed)
+
+  if result == RESULT
+    puts "Test successful. Now run with real input"
+    puts "ruby day_2/run.rb #{ARGV[0]}"
+  else
+    puts "Test failed"
+    puts "expected \"#{RESULT}\" got \"#{result}\""
+  end
+end
+
+test_example