diff --git a/day3/条件控制.py b/day3/条件控制.py
index c6d8ce3..29eb089 100644
--- a/day3/条件控制.py
+++ b/day3/条件控制.py
@@ -1,6 +1,7 @@
 a = input("").split()
 for i in a:
     if i.isdigit():
-        print(i*2)
+        i = int(i)
+        print(i * 2)
     else:
-        print(i)
\ No newline at end of file
+        print(i)