use karo::{index, Workbook};
fn main() -> karo::Result<()> {
let mut workbook = Workbook::new();
let worksheet = workbook.add_worksheet(None)?;
worksheet.write_string(index(0, 0)?, "Hello", None)?;
worksheet.write_number(index(1, 0)?, 123.0, None).unwrap();
workbook.write_file("hello_world.xlsx")?;
Ok(())
}