#include <stdio.h>

int pitch;
int period (void) {
	static int count = 0;
	static int number = 0;
	
	
	if (count>=pitch) {
		count = 0;
		number = 1 - number;
	}else {
		count++;
	}

	return number;
	
}

int main(void) {
	int n;
	int value;
	scanf("%d %d",&n,&pitch);
	
	for (int i = 0; i < n; i++) {
		value = period();
		printf("%d",value);
	}
	printf("\n");
	
	return 0;
}