import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;

public class No46 {

	public static void main(String[] args) throws IOException{
		//はじめのn歩
		String[] text = readStr();
		Long a = Long.valueOf(text[0].split(" ")[0]) , b = Long.valueOf(text[0].split(" ")[1]);
		Long ans = Math.floorDiv(b, a);
		if(Math.floorMod(b,a) > 0) {
			ans += 1;
		}
		System.out.println(ans);

	}
	
	public static String[] readStr() throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		ArrayList<String> list = new ArrayList<>();
		
		do {
			list.add(br.readLine());
		}while(br.ready());
		
		br.close();
		
		String[] text = new String[list.size()];
		list.toArray(text);
		
		return text;
		
	}

}