import java.io.*; import java.util.*; class Main { public static void main(String args[])throws Exception { BufferedReader bu=new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb=new StringBuilder(); String s[]=bu.readLine().split(" "); int n=Integer.parseInt(s[0]),k=Integer.parseInt(s[1]); int i; char ans[]=new char[n],q[]=new char[n]; Arrays.fill(ans,' '); Arrays.fill(q,' '); for(i=0;i