save project

diy2.py

+i=3
+username = "python"
+userpassword = "123456"
+while True:
+    a= input("请输入用户名:")
+    b = input("请输入密码:")
+    i-=1
+    if i>0:
+        if a == username and b == userpassword:
+            print("登录成功!")
+            break
+        if a!=username:
+            print("账号输入错误，请重新输入") 
+            print("温馨提示：你还有"+str(i)+"次机会")
+            continue
+        if b!=userpassword:
+            print("密码输入错误，请重新输入") 
+            print("温馨提示：你还有"+str(i)+"次机会")
+    else:
+        print("账号被锁定，请带身份证来本司解锁")
+        exit()
+print("欢迎来到贝尔编程!")
\ No newline at end of file