/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
 
public static void main(String[] args) {
int n = 16; 
generateThueMorse(n);
}
 
 public static void generateThueMorse(int n) {
 StringBuilder sequence = new StringBuilder("0");
 while (sequence.length() < n) {
 StringBuilder complement = new StringBuilder();
 for (int i = 0; i < sequence.length(); i++) {
 if (sequence.charAt(i) == '0') {
 complement.append('1');
} else {
complement.append('0');
}
 }
 sequence.append(complement);
}
System.out.println("Thue-Morse sequence of length " + n + ": " + sequence.substring(0, n));
 }
 
}

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