auto save

jk.py

 import random
-a=input("请输入你要出的：")
-print("玩家："+a)
-list=["石头","布","剪刀"]
-b = random.choice(list)
-print("人机:"+b)
-if a==b:
+while True:
+    a=input("请输入你要出的（剪刀/石头/布）：")
+    if a=="石头" or a=="剪刀" or a=="布":
+        print("玩家："+a)
+        list=["石头","布","剪刀"]
+        b = random.choice(list)
+        print("人机:"+b)
+        if a==b:
             print("平局")
-elif (a=="剪刀" and b=="布") or (a=="石头" and b=="剪刀") or (a=="布" and b=="石头"):
+        elif (a=="剪刀" and b=="布") or (a=="石头" and b=="剪刀") or (a=="布" and b=="石头"):
             print("玩家胜利")
-else:
+        else:
             print("人机胜利")
+    else:
+        print("请重新输入")
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