save project

diy1.py

 # 玩家出拳
 a=input("你出什么(石头/剪刀/布):")
 print("玩家出拳："+a)
-import random
 list=["石头","剪刀","布"]
-b=random.choice(list)
-print("电脑出拳："+b)
-if a==b:
+if a in list:
+    import random  
+    b=random.choice(list)
+    print("电脑出拳："+b)
+    if a==b:
         print("平局")
-elif b=="石头" and a=="布":
+    elif b=="石头" and a=="布":
         print("恭喜你,你赢了")
-elif b=="剪刀" and a=="石头":
+    elif b=="剪刀" and a=="石头":
         print("恭喜你,你赢了")
-elif b=="布" and a=="剪刀":
+    elif b=="布" and a=="剪刀":
         print("恭喜你,你赢了")
-else:
+    else:
         print("你输了")
+else:
+    print("输入错误")
\ No newline at end of file