save project

diy1.py

@@ -4,9 +4,13 @@ import random
 p=["石头","剪刀","布"]
 computer=random.choice(p)
 print("电脑出拳："+computer)
-if (a==computer):
-    print("平局")
-elif(a=="布" and computer=="石头" )or( a=="剪刀" and computer=="布")or( a=="石头" and computer=="剪刀"):
-    print("你赢了")
+if a in p:        
+    if (a==computer):
+        print("平局")
+    elif(a=="布" and computer=="石头" )or( a=="剪刀" and computer=="布")or( a=="石头" and computer=="剪刀"):
+        print("你赢了")
+    
+    else:
+        print("你输了")
 else:
-    print("你输了")
\ No newline at end of file
+    print("输入错误")   
\ No newline at end of file