Added day 9 solved in ruby

duxy/Day9/eje_one.rb

@@ -0,0 +1,43 @@
+class EjerOne
+
+  def solution(name)
+    alllines = ""
+    score = 0
+    File.open(name, "r") do |f|
+      f.each_line do |line|
+        alllines = alllines + line
+      end
+    end 
+    numofgroups = 0
+    groups_open = 0
+    novalid = 0
+    garbage_open = 0
+    alllines = alllines.split("")
+    for character in alllines 
+      if novalid == 0  
+        if garbage_open <= 0
+          if character == "{"
+            groups_open+= 1
+          end
+          if character == "}"
+            score = score + 1*groups_open
+            groups_open-= 1
+            numofgroups+= 1
+          end
+          if character == "<"
+            garbage_open+= 1
+          end
+        end
+        if character == "!"
+          novalid = 1
+        end 
+        if character == ">"
+          garbage_open-= 1
+        end
+      else
+        novalid = 0
+      end
+    end
+    return score
+  end
+end

duxy/Day9/eje_two.rb

@@ -0,0 +1,60 @@
+class EjerTwo
+
+  def solution(name)
+    alllines = ""
+
+    score = 0
+
+    File.open(name, "r") do |f|
+      f.each_line do |line|
+        alllines = alllines + line
+      end
+    end 
+
+    numofgroups = 0
+    groups_open = 0
+    novalid = 0
+    garbage_open = 0
+
+    alllines = alllines.split("")
+
+    for character in alllines  
+
+      if novalid == 0  
+        if garbage_open <= 0
+          if character == "{"
+            groups_open+= 1
+          end
+
+          if character == "}"
+            groups_open-= 1
+            numofgroups+= 1
+          end
+
+          if character == "<"
+            garbage_open+= 1
+          end
+        else
+          if character != "!"
+            score+=1
+          end
+        end
+
+        if character == "!"
+          novalid = 1
+        end        
+
+        if character == ">"
+          garbage_open-= 1
+          score-=1
+        end
+
+      else
+        novalid = 0
+      end
+
+    end
+    return score
+  end
+
+end

duxy/Day9/input2.txt

@@ -0,0 +1 @@
+{}{{{}}}{{},{}}{{{},{},{{}}}}{<a>,<a>,<a>,<a>}{{<ab>},{<ab>},{<ab>},{<ab>}}{{<!!>},{<!!>},{<!!>},{<!!>}}{{<a!>},{<a!>},{<a!>},{<ab>}}

duxy/Day9/input3.txt

@@ -0,0 +1 @@
+{<a>,<a>,<a>,<a>}

duxy/Day9/input4.txt

@@ -0,0 +1 @@
+{{<!!>},{<!!>},{<!!>},{<!!>}}

duxy/Day9/input5.txt

@@ -0,0 +1 @@
+{{<a!>},{<a!>},{<a!>},{<ab>}}

duxy/Day9/input6.txt

@@ -0,0 +1 @@
+{{{},{},{{}}}}

duxy/Day9/input7.txt

@@ -0,0 +1 @@
+{{<ab>},{<ab>},{<ab>},{<ab>}}

duxy/Day9/test.rb

@@ -0,0 +1,28 @@
+require_relative "eje_one"
+require_relative "eje_two"
+
+require "test/unit"
+
+class TestSimpleNumber < Test::Unit::TestCase
+
+  def test_simple_ej1   
+    assert_equal(1, EjerOne.new().solution("input3.txt"))
+    assert_equal(9, EjerOne.new().solution("input4.txt"))
+    assert_equal(3, EjerOne.new().solution("input5.txt")) 
+    assert_equal(16, EjerOne.new().solution("input6.txt"))
+    assert_equal(9, EjerOne.new().solution("input7.txt"))  
+    assert_equal(50, EjerOne.new().solution("input2.txt")) 
+    assert_equal(23588, EjerOne.new().solution("input.txt"))   
+  end 
+
+  def test_simple_ej2   
+    assert_equal(4, EjerTwo.new().solution("input3.txt"))
+    assert_equal(0, EjerTwo.new().solution("input4.txt"))
+    assert_equal(17, EjerTwo.new().solution("input5.txt")) 
+    assert_equal(0, EjerTwo.new().solution("input6.txt"))
+    assert_equal(8, EjerTwo.new().solution("input7.txt"))  
+    assert_equal(29, EjerTwo.new().solution("input2.txt")) 
+    assert_equal(10045, EjerTwo.new().solution("input.txt"))   
+  end 
+
+end