use std::io::{stdin, Read, StdinLock};
use std::str::FromStr;

struct Input {
    n: usize,
    h: usize,
    m: usize,
    t: usize,
}

fn read_input(cin_lock: &mut StdinLock) -> Input {
    let n = next_token(cin_lock);
    let h = next_token(cin_lock);
    let m = next_token(cin_lock);
    let t = next_token(cin_lock);
    Input { n, h, m, t }
}

fn solve(input: Input) {
    let res_m = input.h * 60 + input.m + (input.n - 1) * input.t;

    println!("{}\n{}", (res_m / 60) % 24, res_m % 60);
}

fn next_token<T: FromStr>(cin_lock: &mut StdinLock) -> T {
    cin_lock
        .by_ref()
        .bytes()
        .map(|c| c.unwrap() as char)
        .skip_while(|c| c.is_whitespace())
        .take_while(|c| !c.is_whitespace())
        .collect::<String>()
        .parse::<T>()
        .ok()
        .unwrap()
}

fn main() {
    let cin = stdin();
    let mut cin_lock = cin.lock();
    let input = read_input(&mut cin_lock);
    solve(input);
}