save project

biy2.py

+i=3
 username="python"
 userpassword="123456qwe"
 while True:
-    name=input("请输入你的用户名")
-    password=input("请输入你的密码")
-    if name==username and password==userpassword:
-        break
-    if name!=username:
-        print("用户名错误")
-    if name!=username and password!=userpassword:
-        print("用户账号错误")
-    if password!=userpassword:
-        print("密码错误")
+    if i>0:
+        name=input("请输入你的用户名")
+        password=input("请输入你的密码")
+        i-=1
+        if name==username and password==userpassword:
+            break
+        if name!=username:
+            print("用户名错误")
+            continue
+        if password!=userpassword:
+            print("密码错误")
+    else:
+        print("你的账号已被锁定")
+        exit()
 print("欢迎来到对抗路")