poj_1005

#include<stdio.h>#include<math.h>int num;float x,y;int i,year;double calc;int main(){scanf("%d",&num);for(i=1;i<=num;i++){scanf("%f %f ",&x,&y);calc=(x*x+y*y)*3.14/2/50;year=ceil(calc);//向上取整函数printf("Property %d :This property will begin eroding in year %d.\n",i,year);}printf("END OF OUTPUT.\n");return 0;}