> #include <stdio.h>
> #include <math.h>
> void main()
> {
> 	int i=1,j,N;
> 	double x,y,r=0.00,temp;
> 	scanf("%d",&N);
> 	for(i=1;i<=N;i++)
> 	{
> 		r=0.00;
> 		scanf("%lf%lf",&x,&y);
> 		temp=sqrt(x*x+y*y);
> 		for(j=1;r<temp;j++)
> 			r=sqrt(100*j/3.14159);
> 		printf("Property %d: This property will begin eroding in year %d\n",i,j-1);
> 	}
> 	printf("END OF OUTPUT.\n");
> }