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import java.util.Scanner;

public class pattern9

{

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int no1 = sc.nextInt();

int j,i;

for(i=1 ; i<=no1 ;i++)

{

for(j=1 ; j<=i; j++)

{

int no = i+j;

if(no%2==1)

{

System.out.print("0");

}

else

{

System.out.print("1");

}

}

System.out.println();

}

}

}