save project

diy1.py

-t = 3
-username = "python"    
-userpassword = "123456"   
-while True:
-    if t>0:
-        i=input("用户账号")
-        p=input("用户密码")
-        t-=1
-        if i == username and p == userpassword:
-            print("登陆成功")
-            break
-        if i !=username:    
-            print("用户不存在")
-            print("还有"+str(t)+"次")
-            continue
-        if p !=userpassword:
-            print("密码错误")
-            print("还有"+str(t)+"次")
-            continue
-    else:
-        print("账号被冻姐")
-        exit()
\ No newline at end of file