1. On the homepage, select the target number of seconds and click on "Start Challenge" to enter the challenge interface.
After clicking the timer button, you need to mentally memorize the timer and try to approach the target seconds as close as possible. Based solely on ones own feelings and judgment, other auxiliary tools cannot be used.
3. When silently reciting, the countdown screen will not display any numbers or prompts.
4. After the meditation is completed, click the end button, and the screen will display the actual number of seconds completed by the player, while also displaying the error value close to the target number of seconds.
5. The main test is the users focus and timing control ability.