#define use_CRT_SECURE_NO_WARNINGS

#include "stdafx.h"
#include <stdio.h>


int main()
{

	int x = 0, y = 0, r = 0, r1 = 0, r2 = 0;
	printf("vvedite koordinaty x : ", x);
	scanf_s("%d", &x);
	printf("vvedite koordinaty y : ", y);
	scanf_s("%d", &y);
	if (((x < 0) && (y > 0) && ((x*x + y * y) < r1*r1)) || ((x > 0) && (y < 0) && ((x*x + y * y) > r1*r1)) && ((x*x + y * y) < r2*r2))
	{
		printf("YES ");
	}
	else {
		printf("NO ");
		}
    return 0;
}