diff --git a/data.txt b/data.txt
new file mode 100644
index 0000000..ef00cab
--- /dev/null
+++ b/data.txt
@@ -0,0 +1,3 @@
+хлеб молоко шоколад
+бекон киндер
+макароны сыр сливки
\ No newline at end of file
diff --git a/output.txt b/output.txt
new file mode 100644
index 0000000..9123b0e
--- /dev/null
+++ b/output.txt
@@ -0,0 +1,3 @@
+ХЛЕБ МОЛОКО ШОКОЛАД
+БЕКОН КИНДЕР
+МАКАРОНЫ СЫР СЛИВКИ
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..e01b7b6
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,6 @@
+numpy==2.2.5
+pandas==2.2.3
+python-dateutil==2.9.0.post0
+pytz==2025.2
+six==1.17.0
+tzdata==2025.2
diff --git a/script.py b/script.py
new file mode 100644
index 0000000..02ae46f
--- /dev/null
+++ b/script.py
@@ -0,0 +1,7 @@
+with open('data.txt', 'r', encoding="utf-8") as infile:
+    data = infile.read()
+
+modified_data = data.upper()
+
+with open('output.txt', 'w', encoding="utf-8") as outfile:
+    outfile.writelines(modified_data)