UVALive 4168

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" alt="" />

呵呵呵......................................

感觉受到了一千万点的伤害.........就这几句话......第三条......开始以为是在一个格子里......后来根据样例觉得还是在哪个点上.....再后来debug一个点.....

尼玛....原来的距离是比1小....累觉不爱....人艰不拆.....

好烦...比赛的时候为什么没有看出来是这个呢...

 #include<stdio.h>
#include<string.h>
#include<map>
#include<vector>
#include<iostream>
#include<math.h>
using namespace std; int main()
{
double dis, st, ed;
int cnt = ;
while(~scanf("%lf%lf%lf", &dis, &st, &ed))
{
if (dis == ) break;
int x, y;
bool flag = true;
int fx, fy;
while(scanf("%d%d", &x, &y))
{
if (x == - && y == -)
break;
if (flag == false) continue;
fx = x;
fy = y;
double tx, ty;
if (x != st)
{
double k = (y-ed) * 1.0 / (x-st);
if (k < ) k = -k;
double ang = atan(k);
tx = dis*cos(ang);
ty = dis*sin(ang);
}
else if (x == st)
{
tx = ;
ty = dis;
}
double yy = (y-ed)*(y-ed);
double xx = (x-st)*(x-st);
double dd = sqrt((yy+xx)); if (dd <= dis + )
{
flag = false;
continue;
}
if (x >= st) st += tx;
else st -= tx;
if (y >= ed) ed += ty;
else ed -= ty;
if (st < ) st = ;
if (ed < ) ed = ;
}
if (flag) printf("Firefly %d not caught\n", ++cnt);
else printf("Firefly %d caught at (%d,%d)\n", ++cnt, fx, fy);
}
return ;
}

LOoK

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