diff --git a/TaskC10/task10.py b/TaskC10/task10.py
new file mode 100644
index 0000000..f18581e
--- /dev/null
+++ b/TaskC10/task10.py
@@ -0,0 +1,28 @@
+import re
+
+pattern = re.compile(r'^\d{2}-\d{3}$')
+
+def check(given_text):
+    result = re.search(pattern, given_text)
+    if result:
+        return given_text[:2]
+    else:
+        return '<NONE>'
+
+# def convert(given_text):
+#     given_text = int(given_text, 16)
+#     return given_text
+
+
+### test
+
+with open('test.in', 'r', encoding='utf-8') as f:
+    lines = f.readlines()
+    for line in lines:
+        line = line.strip()
+        print(check(line))
+
+# flag = True
+# while flag is True:
+#     text = input('Please provide your text: ')
+#     print(check(text))
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