import java.util.Scanner

object ndone {
  def main(args: Array[String]): Unit = {
    val sc = new Scanner(System.in)
    val n, h0, m0, t = sc.nextInt
    var h1, h2, m1, m2 = 0
    var over = (n-1)*t
    m1 = m0 + over
    if(m1 < 60) {
      println(h0)
      println(m1)
    } else {
      h1 = h0 + m1 / 60
      m2 = m1 % 60
      if(h1 < 24) {
        println(h1)
        println(m2)
      } else {
        h2 = h1 % 24
        println(h2)
        println(m2)
      }
    }
  }
}