diff --git a/TaskA02/run.py b/TaskA02/run.py
index 4e63a09..6b5eac5 100644
--- a/TaskA02/run.py
+++ b/TaskA02/run.py
@@ -10,18 +10,28 @@ def join_path(filename: str) -> str:
     return os.path.join(DIR, filename)
 
 
-with open(join_path("simple.in"), "r", newline="", encoding="utf8") as file:
+with open(
+    join_path("polish_wiki_excerpt.in"), "r", newline="", encoding="utf8"
+) as file:
     text = file.readlines()
 
 
+def not_in(letter, set):
+    for i in set:
+        if i == letter:
+            return False
+    return True
+
+
 def find_me():
     for j in range(len(PHRASE)):
         if line[i + j] != PHRASE[j] and line[i + j] != PHRASE[j].capitalize():
             return False
 
-    if line[i - 1] not in [" ", "\t", "\n"]:
+    if not_in(line[i - 1], [" ", "\n"]):
         return False
-    if line[i + len(PHRASE)] not in [" ", "\t", "\n", "\r"]:
+
+    if not_in(line[i + len(PHRASE)], [" ", "\n", "\r"]):
         return False
     return True