#include <math.h>
 #include <iostream.h>
int  main()
{
  	int n,i,year;
  	double x,y,pi;
 	pi=acosl(-1.0);
	cin>>n;
 	for (i=1;i<=n;i++)
  	{
 		cin>>x>>y;
 		year=(int)ceil((x*x+y*y)*pi/2/50);	
 		cout<<"Property "<<i<<": This property will begin eroding in year "<<year<<"."<<endl;
 	} 
 	cout<<"END OF OUTPUT."<<endl;
 	return 0;
  
  }

• Re:这个能过 (8) A0317382 2004-02-10 11:51:47
  • Re:这个能过 (12) smartfox 2004-12-30 17:00:57