#include<stdio.h>
#include<math.h>

int checkLength(int angka){
	int length = 0;
	int checker = 1;
	while(true){
		if(angka > checker){
			++length;
			checker *= 10;
		}else{
			break;
		}
	}
	return length;
}

int main(){
	int x = 0, y = 0;
	int x0 = 0, y0 = 0;
	int x1 = 0, y1 = 0;
	int m = 0;
	int Bm = 0;
	scanf("%d",&x);
	scanf("%d",&y);

	if(x < y){
		m = checkLength((int)x)-1;
	}else{
		m = checkLength((int)y)-1;
	}
	Bm = (int)pow(10.0,m);
	x0 = x % (int)Bm;
	y0 = y % (int)Bm;
	x1 = x / (int)Bm;
	y1 = y / (int)Bm;
	printf("x0 = %d\n", x0);
	printf("y0 = %d\n", y0);
	printf("x1 = %d\n", x1);
	printf("y1 = %d\n", y1);

	//x = x1 Bm + x0
	//y = y1 Bm + y0
	//xy = (x1 Bm + x0) (y1 Bm + y0)
	//xy = x1y1 Bm^2 + x1y0 Bm + x0y1 Bm + x0y0

	//z1 = x1y1
	//z2 = x1y0 + x0y1
	//z3 = x0y0



	fflush stdin;
	getchar();
	return 0;
}