auto save

login_2.py

+name = "python"
+password = "111"
+i = 3
+while True:
+    if i > 0:
+        username = input("请输入账号：")
+        userpassword = input("请输入密码：")
+        i-=1
+        if username == name and userpassword == password:
+            print("登录成功")
+            break
+        else:
+            if username != name:
+                print("账号输入错误")
+                print("您还有"+str(i)+"次机会")
+                continue
+            if userpassword != password:
+                print("密码输入错误")
+                print("您还有"+str(i)+"次机会")
+    else:
+        print("没机会了")
+        exit()
+print("欢迎来到贝尔编程")
\ No newline at end of file

login_3.py

+name = "python"
+password = "111"
+i = 3
+while True:
+    if i > 0:
+        username = input("请输入账号：")
+        userpassword = input("请输入密码：")
+        i-=1
+        if username == name and userpassword == password:
+            print("登录成功")
+            break
+        else:
+            if username != name:
+                print("账号错误")
+                print("您还有"+str(i)+"次机会")
+                continue
+            if userpassword != password:
+                print("密码错误")
+                print("您还有"+str(i)+"次机会")
+    else:
+        print("机会没了")
+        exit()
+
+print("欢迎来到贝尔编程")
+

score.py

+import random
+s = 0
+while True:
+    p = input("玩家出拳：")
+    list = ["剪刀","石头","布"]
+    c = random.choice(list)
+    if p in list:
+        print("玩家出拳"+p) 
+        print("计算机出拳"+c) 
+        if p == c:
+            print("平局")
+        elif (p=="石头" and c =="剪刀") or (p=="剪刀" and c =="布") or (p=="布" and c =="石头"):
+            print("玩家赢")
+            s += 1
+        else:
+            print("你输了")
+            s -= 1
+        continue
+    if p == "q" or p == "Q":
+        break
+    else:
+        print("请正确输入")
+if s > 0:
+    print("恭喜你赢了"+str(s)+"分")
+else:
+    print("很遗憾你输了"+str(s)+"分")
+print("游戏结束")