save project

diy2.py

-i=3
-username = "python"
-userpassword = "123456"
-while True:
-    if i>0:
-        name = input("请输入用户名:")
+sum = i =0
+while i <=100:
+    sum = sum + i
+    i+=1
+print(sum)
\ No newline at end of file
-        password = input("请输入密码:")
-        i-=1
-        if name == username and password == userpassword:
-            print("登录成功!")
-            break
-        if name!=username:
-            print("用户名错误!请重新输入")
-            continue
-        if password!=userpassword:    
-            print("密码错误!请重新输入")
-            print("温馨提示：您还有"+str(i)+"次登陆机会"
-            exit()
-    say("账户已冻结，请拿身份证到我司证明")        
-print("欢迎来到贝尔编程!")
\ No newline at end of file