/** Returns distance between specified coordinates. */
public static double getDistance(Point origin, Point destination) {
int x = destination.getx() - origin.getx();
int y = destination.gety() - origin.gety();
double distance = Math.sqrt(x * x + y * y);
return distance;
}
/** Returns angle in degrees from specified origin to specified destination. */
public static int getAngle(Point origin, Point destination) // origin != destination
{
double distance = getDistance(origin, destination);
int add = 0;
int x = destination.getx() - origin.getx();
int y = origin.gety() - destination.gety(); // Java flips things around
double angleRad = Math.asin(Math.abs(y) / distance);
double angleDeg = Math.toDegrees(angleRad);
if ((x >= 0) && (y >= 0)) // Quadrant 1
{
angleDeg = angleDeg;
}
if ((x < 0) && (y > 0)) // Quadrant 2
{
angleDeg = 180 - angleDeg;
}
if ((x <= 0) && (y <= 0)) // Quadrant 3
{
angleDeg = 180 + angleDeg;
}
if ((x > 0) && (y < 0)) // Quadrant 4
{
angleDeg = 360 - angleDeg;
}
float angleFloat = Math.round(angleDeg);
int angleInt = Math.round(angleFloat);
return (angleInt);
}
boolean solve2() {
int t = nextInt();
if (t == 0) return false;
int n = nextInt();
Tower[] towers = new Tower[t];
for (int i = 0; i < t; i++) {
towers[i] = new Tower(new Point(nextInt(), nextInt()), nextInt());
}
n++;
Point[] p = new Point[n];
for (int i = 0; i < n; i++) {
p[i] = new Point(nextInt(), nextInt());
}
// System.err.println(Arrays.toString(p));
ArrayList<Point> points = new ArrayList<Point>();
double r = 1;
for (int i = 0; i < n - 1; i++) {
double dist = p[i].dist(p[i + 1]) - (1 - r);
int e = (int) Math.floor(dist + 1 - EPS);
Point v = p[i + 1].subtract(p[i]).norm();
for (int j = 0; j < e; j++) {
points.add(p[i].add(v.multiply(j).add(v.multiply(1 - r))));
}
r = p[i + 1].dist(points.get(points.size() - 1));
}
if (p[n - 1].dist(points.get(points.size() - 1)) > 0.5 - EPS) {
points.add(p[n - 1]);
}
// System.err.println(points);
char last = 0;
ArrayList<String> ans = new ArrayList<String>();
for (int i = 0; i < points.size(); i++) {
double maxP = Integer.MIN_VALUE;
char here = 0;
for (int j = 0; j < t; j++) {
double w = towers[j].get(points.get(i));
if (maxP < w - EPS) {
maxP = w;
here = (char) (j + 'A');
}
}
if (here != last) {
ans.add("(" + i + "," + here + ")");
}
last = here;
}
for (int i = 0; i < ans.size(); i++) {
if (i != 0) out.print(" ");
out.print(ans.get(i));
}
out.println();
return true;
}
static void solve() {
String[] s = in.next().split(",");
Point p =
reflect(
new Line(
Double.parseDouble(s[0]),
Double.parseDouble(s[1]),
Double.parseDouble(s[2]),
Double.parseDouble(s[3])),
new Point(Double.parseDouble(s[4]), Double.parseDouble(s[5])));
out.println(p.getX() + " " + p.getY());
}
/** Dummy test method. */
public static boolean dan(Point p1, Point p2) {
// Point p1 = mech1.getLocation();
// Point p2 = mech2.getLocation();
int p1x = p1.getx();
int p1y = p1.gety();
int p2x = p2.getx();
int p2y = p2.gety();
int dx = p2x - p1x;
int dy = p2y - p1y;
int xdir = sign(dx);
int ydir = sign(dy);
// double dist = Math.sqrt(dx*dx+dy*dy);
double changex = (double) Math.abs(dx); // Diff in x
double changey = (double) Math.abs(dy); // Diff in y
double currentx = p1x;
double currenty = p1y;
int nextx = p1x;
int nexty = p1y;
double xdist, ydist;
double xcost, ycost;
int width = 5;
while ((p2x - nextx) * xdir > 0 || (p2y - nexty) * ydir > 0) {
xdist =
dist(
currentx, width,
xdir); // total distance need to encounter next terrain object in x direction
ydist = dist(currenty, width, ydir);
xcost = (changex == 0) ? 10000 : xdist / changex;
ycost = (changey == 0) ? 10000 : ydist / changey;
if (xcost <= ycost) ydist = xdist * (changey / changex);
else xdist = ydist * (changex / changey);
currentx += xdir * xdist;
currenty += ydir * ydist;
nextx = (int) round(currentx, ydir);
nexty = (int) round(currenty, ydir);
// if (Map.getNearestGrid(nextx,nexty).getType() !=0) return false;
}
System.out.println("Nextx: " + nextx + " Nexty: " + nexty);
System.out.println("Currentx: " + currentx + " Currenty: " + currenty);
return true;
}
double get(Point e) {
return power / sqr(e.dist(p));
}
public String toString() {
return "[(" + p1.getX() + "," + p1.getY() + "),(" + p2.getX() + "," + p2.getY() + ")]";
}
public Point getP2() {
return p2.clone();
}
public Point getP1() {
return p1.clone();
}
public double getX2() {
return p2.getX();
}
public double getY1() {
return p1.getY();
}
public double getX1() {
return p1.getX();
}
public Line(Point p1, Point p2) {
this.p1 = p1.clone();
this.p2 = p2.clone();
}
public Vector plus(Point p) {
return new Vector(this.x + p.getX(), this.y + p.getY());
}
public Vector(Point target, Point source) {
this.x = target.getX() - source.getX();
this.y = target.getY() - source.getY();
}
public double getY2() {
return p2.getY();
}
boolean isConvex(Point a, Point b, Point c) {
return det(b.subtract(a), c.subtract(b)) >= 0;
}
