diff --git a/build.py b/build.py
index b1b0df1..76d51c6 100644
--- a/build.py
+++ b/build.py
@@ -1,5 +1,6 @@
-def solution(list):
-    '''
-    Enter your code here
-    '''
-    return value
\ No newline at end of file
+def solution(str1):
+    if str1==str1[::-1]:
+        num=True
+    else:
+        num=False
+    return num
diff --git a/build.pyc b/build.pyc
new file mode 100644
index 0000000..a230e50
Binary files /dev/null and b/build.pyc differ
diff --git a/tests/__init__.pyc b/tests/__init__.pyc
new file mode 100644
index 0000000..dfe17fb
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..c47a9a2
Binary files /dev/null and b/tests/test_solution.pyc differ