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我的哪里错啦,一直WA??

Posted by cswzl at 2009-03-05 23:42:50 on Problem 1254
#include<iostream>
#include<cmath>
#include<vector>
#include<iomanip>
using namespace std;
struct item
{
int x1;
int y1;
int deg1;
int x2;
int y2;
int deg2;
};
int main()
{	
	const double pi=2*asinl(1.0);
	int n;
	float a,b;
	cin>>n;
	vector<item> array(n);
	for(int i=0;i<n;i++)
	{
		cin>>array[i].x1>>array[i].y1>>array[i].deg1;
		cin>>array[i].x2>>array[i].y2>>array[i].deg2;
	}
	float k1,k2;
	for(int j=0;j<n;j++)
	{
	k1=tan((450-array[j].deg1)*pi/180);
	k2=tan((450-array[j].deg2)*pi/180);
	a = (k1*array[j].x1 - k2*array[j].x2 - array[j].y1 + array[j].y2)/(k1 - k2);
	b = (k1*k2*(array[j].x1 - array[j].x2) + k1*array[j].y2 - k2*array[j].y1)/(k1 - k2);
	cout << fixed << setprecision(4)<<a<<" "<<b<<endl;
	}
return 0;
}

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