#include <iostream.h>
int main()
{
  float pi=3.14159;
  int r=0;

	long double a=0;
	long double r2=0;

	long double locatex[100];
	long double locatey[100];
	cin>>r;
	int y=0;
	for (y=0;y<r;y++)
	{
	cin>>locatex[y]>>locatey[y];
	}
	for (y=0;y<r;y++)
	{
		r2=(locatex[y]*locatex[y]+locatey[y]*locatey[y]);
	
		while (2*(50*a)<pi*r2)

		{
		a=a+1;
	
		}
	
		cout<<"Property"<<y+1<<":"<<"This property will begin eroding in year "<<a<<"."<<endl;
	
	}
	cout<<"END OF OUTPUT."<<endl;
}

• 输出格式错，新手麻烦看一下主页中的faq (0) hawk 2003-11-30 14:10:39
  • 不如把常见问题来个置顶 (0) xuerdawas 2003-11-30 16:46:14
    • 这么说来，faq是干什么用的？ (0) hawk 2003-11-30 18:19:11