save project

diy2.py

-i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
-    if i>0:
-        a = input("请输入用户名:")
-        b = input("请输入密码:")
-        i-=1
-        if a == username and b == userpassword:
-            print("登陆成功")
-            break
-        if a!=username:
-            print("账号输入错误")
-            continue
-        if b!=userpassword:
-            print("密码输入错误")
-    else:
-        print("你被锁定了")
-        exit()
+    a = input("请输入用户名:")
+    b = input("请输入密码:")
+    if a == username and b == userpassword:
+        print("登陆成功")
+        break
+    if a!=username:
+        print("账号输入错误")
+        continue
+    if b!=userpassword:
+        print("密码输入错误")
 print("欢迎来到贝尔编程器")    
 print("欢迎来到贝尔编程器")    
     
     
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