diff --git a/zeta_python/completed/12871.py b/zeta_python/completed/12871.py
new file mode 100644
index 0000000..d164949
--- /dev/null
+++ b/zeta_python/completed/12871.py
@@ -0,0 +1,4 @@
+if __name__ == "__main__":
+    s = input()
+    t = input()
+    print(1 if t * len(s) == s * len(t) else 0)