pku 1005

Source Code

Problem: 1005		User: cug_fish2008
Memory: 292K		Time: 0MS
Language: C++		Result: Accepted

• Source Code

  #include <iostream>
  using namespace std;
  class Node
  {
  public:
  	Node(){x=y=0.0;}
  public:
  	float x;
  	float y;
  	Node *next;
  };
  int main()
  {
  	int n;
  	cin>>n;
  	Node *start,*pass;
  	pass=new Node;
  	start=pass;
  	float mx,my;
  	for(int i=0;i<n;i++)
  	{
  		cin>>mx>>my;
  		if(my<0.0)return 0;
  		pass->x=mx;pass->y=my;
  		pass->next=new Node;
  		pass=pass->next;
  	}
  	for(int i=1;i<=n;i++)
  	{
  		int z;
  		z=int(((start->x*start->x+start->y*start->y)*3.1415926)/100);
                  z++;
  		cout<<"Property "<<i
  			<<": This property will begin eroding in year "
  			<<z<<"."<<endl;
  		start=start->next;
  	}
  	cout<<"END OF OUTPUT.";
  	return 0;
  }