use std::{
    collections::{BTreeSet, HashMap, HashSet, VecDeque},
    fmt::Debug,
    io::stdin,
    str::FromStr,
    sync::OnceLock,
};

use proconio::marker::Chars;

fn main() {
    proconio::input! {
        s: u32,
        f: u32,
    }
    println!("{}", s.div_ceil(f));
}