fn main() {
  use std::io::{Read, Write, BufWriter};
  let mut a = Vec::new();
  std::io::stdin().read_to_end(&mut a).unwrap();
  let a = String::from_utf8(a).unwrap();
  let mut a = a.split_whitespace();
  let mut b = BufWriter::new(std::io::stdout());
  macro_rules! yomu { ($t:ty) => (a.next().unwrap().parse::<$t>().unwrap()) }
  macro_rules! kaku { ($($arg:tt)*) => (writeln!(b, $($arg)*).unwrap()) }
  
  let n: usize = yomu!(usize);
  let n = n - 1;
  kaku!("{}", [2,8,5,7,1,4][n % 6]);
}