import java.util.*;
import java.lang.*;
import java.io.*;

class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		InputStreamReader is = new InputStreamReader(System.in);
        BufferedReader br = new BufferedReader(is);
        String X1 = br.readLine();
       	int X2 = Integer.parseInt(X1);
        for(int n=1;n<=X2;n++){
			if(n % 3 == 0 ){ 
				System.out.print("fizz");
			}
			if(n % 5 == 0 ){
				System.out.print("buzz");
			}
			if((n % 3 != 0) && (n % 5 != 0)){
				System.out.print(n);
			}
			System.out.print("\n");
        }
	}
}