Primary school mathematics newspaper Happy Thinking Camp won prizes for answering questions every day. The solution that cannot be found is as follows. Open the happy thinking camp of primary school mathematics newspaper and answer questions every day.

1. Click the Settings button in the upper right corner.

2. Pull to the bottom of the setting interface and find the exit account.

3. Click "Exit Account" to exit the application.

4. Reopen the application so that you can see it when you log in to your account.