diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..0308728
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,6 @@
+numpy==2.2.3
+pandas==2.2.3
+python-dateutil==2.9.0.post0
+pytz==2025.1
+six==1.17.0
+tzdata==2025.1
diff --git a/script.py b/script.py
new file mode 100644
index 0000000..0e15299
--- /dev/null
+++ b/script.py
@@ -0,0 +1,20 @@
+def main():
+    input_file = 'data.txt'
+    output_file = 'output.txt'
+
+    try:
+        with open(input_file, 'r', encoding='utf-8') as file:
+            lines = file.readlines()
+    except FileNotFoundError:
+        print(f"Файл {input_file} не найден.")
+        return
+
+    transformed_lines = [line.upper() for line in lines]
+
+    with open(output_file, 'w', encoding='utf-8') as file:
+        file.writelines(transformed_lines)
+
+    print(f"Преобразованные данные записаны в {output_file}.")
+
+if __name__ == "__main__":
+    main()