save project

diy1.py

+i=3
 username=333333
 userpassword=111111
 while True:
-    name=input("请输出你的账号")
-    password=input("请输出你的密码")
-    if username==name and userpassword==password:
-        print("登录成功")
-        break
-    print("欢迎来到贝尔编程")
-    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")
\ No newline at end of file
+    if i>0:
+        name=input("请输出你的账号")
+        password=input("请输出你的密码")
+        if username==name and userpassword==password:
+            print("登录成功")
+            break
+    
+        print("欢迎来到贝尔编程")
+        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")
+        i-=1
+    else:
+        exit()
\ No newline at end of file