diff --git a/build.py b/build.py
index b1b0df1..69f7733 100644
--- a/build.py
+++ b/build.py
@@ -1,5 +1,15 @@
-def solution(list):
-    '''
-    Enter your code here
-    '''
-    return value
\ No newline at end of file
+ls= ['n','i','t','i','n']
+def solution(ls):
+
+    if ls == ls[::-1]:
+        value = True
+    else:
+        value = False
+
+    return value
+
+# solution(ls)
+# Output : True
+
+# solution(['n', 'i', 't', 'i', 'b', 'n'])
+# Output : False
diff --git a/build.pyc b/build.pyc
new file mode 100644
index 0000000..d3940cc
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diff --git a/tests/__init__.pyc b/tests/__init__.pyc
new file mode 100644
index 0000000..678cae3
Binary files /dev/null and b/tests/__init__.pyc differ
diff --git a/tests/test_solution.pyc b/tests/test_solution.pyc
new file mode 100644
index 0000000..2b91ff5
Binary files /dev/null and b/tests/test_solution.pyc differ