auto save

dd.py

+name1="光头强"
+key1=12345
+name2="熊大"
+key2=54188
+name3="熊二"
+key3=14588
+life=3
+while True:
+    print("*"*50)
+    selfname=input("请输入用户名：")
+    selfkey=input("请输入密码：")
+    print("*"*50)
+    life=life-1
+    if selfname == name1:
+        if selfkey == str(key1):
+            print("登录成功！")
+            print("*"*50)
+            exit()
+        else:
+            print("密码错误！")
+            print("您还剩"+str(life)+"次机会！")
+    elif selfname == name2:
+        if selfkey == str(key2):
+            print("登录成功！")
+            print("*"*50)
+            exit()
+        else:
+            print("密码错误！")
+            print("您还剩"+str(life)+"次机会！")
+    elif selfname == name3:
+        if selfkey == str(key3):
+            print("登录成功！")
+            print("*"*50)
+            exit()
+        else:
+            print("密码错误！")
+            print("您还剩"+str(life)+"次机会！")
+            print("*"*50)
+    else:
+        if life==0:
+            print("您已登录失败3次！账号已冻结！")
+            print("*"*50)
+            exit()
+        else:
+            print("登陆失败，没有此账号！请重新输入！")
+            print("您还剩"+str(life)+"次机会！")
+            print("*"*50)
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