diff --git a/src/main.py b/src/main.py
index 3f1ef43..1140642 100644
--- a/src/main.py
+++ b/src/main.py
@@ -1,8 +1,11 @@
-# Resolve the problem!!
+import re
 
 
 def run():
-    # Start coding here
+    with open('encoded.txt','r', encoding='utf-8') as file:
+        regex = re.compile('[a-z]')
+        message = re.findall(regex, file.read())
+        print(''.join(message))
 
 
 if __name__ == '__main__':