> #include"stdio.h"
> #define PI 3.1415926
> void main()
> { int n,*year,i=1;float x,y;
>   scanf("%d",&n);
>   while(i<=n)
>    { scanf("%f%f",&x,&y);
>      year[i]=(int *)malloc(sizeof(int));
>      year[i]=PI*(x*x+y*y)/100+1;
>      i++;
>      }
>   for(i=1;i<=n;i++)
>      printf("Property %d: This property will begin eroding in year %d.\n",i,year[i]);
>   printf("END OF OUTPUT.\n");
>   }