import java.util.Scanner;
class nho{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    long a = sc.nextLong();
    long b = sc.nextLong();
    long c = b / a;
    if(b % a == 0){
      System.out.println(c);
    }else{
      System.out.println(c + 1);
    }
  }
}