Lottery Tool is a tool used for drawing lots. It can randomly select a specified number of options based on the options entered by the user and display the results in the output area of the tool.

Function description:

1. Users can enter options in the input box, with each option taking up one line.

2. The tool will automatically detect and process the entered options, removing blank lines and spaces.

3. Users can specify the number of options to be drawn.

4. After clicking the "Draw" button, the tool will randomly draw the specified number of options and display the results in the output area of the tool.

Use scenarios:

1. Activity lottery: In various activities, a lottery session is needed. Using the Lottery Tool can easily and quickly conduct the lottery, avoiding the tedious and unfair manual lottery.

2. Conference lottery: In a conference, a lottery session is needed to increase interaction and fun. Using the Lottery Tool can easily and quickly conduct the lottery, avoiding the tedious and unfair manual lottery.

3. Student roll call: In teaching, student roll call is needed. Using the Lottery Tool can easily and quickly conduct roll call, avoiding the tedious and unfair manual roll call.