Take doing exercises on mobile phones as an example. If you need to enter a number more than once, you can enter the required number first. Then click on the input symbol on the keyboard and select the mathematical symbol. Click the required number of times in the mathematical symbol that appears. The specific input method is as follows:

Equipment: OPPO mobile phone a72；;

Operating system: Android version12.1;

Software: mobile phone WeChat version 8.0.28.

1. Open the mobile phone WeChat, click the required input keyboard and enter the number.

2. After the number input is completed, click the symbol button of the input keyboard.

3, and then select the number in the options that appear, and then click on the required number of times.

4. At this time, you can see that you have finished inputting numbers on your mobile phone several times.