save project

diy2.py

+i=3
+username = "yyy"
+userpassword = "888"
+while True:
+    if i>0:
+        name = input("请输入账号:")
+        password = input("请输入密码:")
+        i=i-1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if username!=name:
+            print("账号错误！请重新输入：")
+            print("温馨提示：账号还剩"+str(i)+"次机会")
+            continue
+        if userpassword!=password:
+            print("密码错误！请重新输入")
+            print("温馨提示：账号还剩"+str(i)+"次机会")
+    else:
+        print("账号已经锁定")
+        exit()
\ No newline at end of file