diff --git a/class2016/c6_7/A_22_Radoslav_Kostadinov/exec.rb b/class2016/c6_7/A_22_Radoslav_Kostadinov/exec.rb
new file mode 100644
index 0000000..bbad01b
--- /dev/null
+++ b/class2016/c6_7/A_22_Radoslav_Kostadinov/exec.rb
@@ -0,0 +1 @@
+puts "hello"
diff --git a/class2016/c6_7/A_22_Radoslav_Kostadinov/executing.rb b/class2016/c6_7/A_22_Radoslav_Kostadinov/executing.rb
new file mode 100644
index 0000000..d854660
--- /dev/null
+++ b/class2016/c6_7/A_22_Radoslav_Kostadinov/executing.rb
@@ -0,0 +1,24 @@
+exam = ARGV[0]
+$extract_dir = "#{exam}/../extracted"
+
+
+def extract_files(folder)
+	Dir.foreach(folder) do |file| 
+		ext = File.extname(file)
+		if ext == ".gz"
+			output = `tar -xvzf #{folder}/#{file} -C #{$extract_dir}`
+			puts output
+		elsif ext ==".zip"
+			output = `unzip #{folder}/#{file} -d #{$extract_dir}`
+			puts output
+		elsif ext == ".rar"
+			output =`unrar #{folder}/#{file} -d #{$extract_dir}`
+			puts output
+			
+		end
+	end
+end
+
+# puts "tar -xvzf #{exam}/asd -C #{$extract_dir}"
+
+ extract_files(exam)
\ No newline at end of file
diff --git a/class2016/c6_7/A_22_Radoslav_Kostadinov/readme.txt b/class2016/c6_7/A_22_Radoslav_Kostadinov/readme.txt
new file mode 100644
index 0000000..3412204
--- /dev/null
+++ b/class2016/c6_7/A_22_Radoslav_Kostadinov/readme.txt
@@ -0,0 +1,2 @@
+1. Iterate folder and extract all the files
+2. For each person execute all the sql files and try to compare the results somehow