POJ 1005

#include <stdio.h>
int main(void)
{
    double d_half_pi = 1.5707963;
    double d_tmp = d_half_pi/50;
    int n,i;
    scanf("%d",&n);
    for(i = 1 ; i <= n;++i)
    {
        double d_x,d_y;
        scanf("%lf %lf",&d_x,&d_y);
        printf("Property %d: This property will begin eroding in year %d.\n",
               i,
               (int)((d_x*d_x + d_y*d_y)*d_tmp + 1));
    }
    printf("END OF OUTPUT.\n");
}