#include <stdio.h>

main()
{
int x,y;
	x=0;
	y=0;
	while (x++ + y++ <100){
		printf("%d ",x+y);
	}
	printf("\n");
	x=0;
	y=0;
	while (++x + ++y <100){
		printf("%d ",x+y);
	}
	printf("\n ");
	x=0;
	y=0;
	while ( x+ y <100){
		printf("%d ",x+y);
		++x;
		++y;
	}
	printf("\n ");
	x=0;
	y=0;
	while ( x+ y <100){
		printf("%d ",x+y);
		x++;
		y++;
	}
printf("\n ");
}