結果

問題 No.2602 Real Collider
ユーザー shobonvip
提出日時 2024-01-13 18:15:34
言語 PyPy3
(7.3.15)
結果
WA  
実行時間 -
コード長 2,977 bytes
コンパイル時間 189 ms
コンパイル使用メモリ 82,244 KB
実行使用メモリ 80,128 KB
最終ジャッジ日時 2024-09-28 01:41:29
合計ジャッジ時間 10,818 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 65 WA * 13
権限があれば一括ダウンロードができます

ソースコード

diff # 

import os
import sys
from io import BytesIO, IOBase

BUFSIZE = 8192


class FastIO(IOBase):
	newlines = 0
	
	def __init__(self, file):
		self._fd = file.fileno()
		self.buffer = BytesIO()
		self.writable = "x" in file.mode or "r" not in file.mode
		self.write = self.buffer.write if self.writable else None
	
	def read(self):
		while True:
			b = os.read(self._fd, max(os.fstat(self._fd).st_size, BUFSIZE))
			if not b:
				break
			ptr = self.buffer.tell()
			self.buffer.seek(0, 2), self.buffer.write(b), self.buffer.seek(ptr)
		self.newlines = 0
		return self.buffer.read()
	
	def readline(self):
		while self.newlines == 0:
			b = os.read(self._fd, max(os.fstat(self._fd).st_size, BUFSIZE))
			self.newlines = b.count(b"\n")+(not b)
			ptr = self.buffer.tell()
			self.buffer.seek(0, 2), self.buffer.write(b), self.buffer.seek(ptr)
		self.newlines -= 1
		return self.buffer.readline()
	
	def flush(self):
		if self.writable:
			os.write(self._fd, self.buffer.getvalue())
			self.buffer.truncate(0), self.buffer.seek(0)


class IOWrapper(IOBase):
	def __init__(self, file):
		self.buffer = FastIO(file)
		self.flush = self.buffer.flush
		self.writable = self.buffer.writable
		self.write = lambda s:self.buffer.write(s.encode("ascii"))
		self.read = lambda:self.buffer.read().decode("ascii")
		self.readline = lambda:self.buffer.readline().decode("ascii")


sys.stdin, sys.stdout = IOWrapper(sys.stdin), IOWrapper(sys.stdout)
input = lambda:sys.stdin.readline().rstrip("\r\n")

def area_of_triangle(x1,y1,x2,y2,x3,y3):
	return abs((x1-x3) * (y2-y3) - (x2-x3) * (y1-y3))

def dist(x1,y1,x2,y2):
	return (x1-x2)*(x1-x2) + (y1-y2)*(y1-y2)

q = int(input())
x1,y1,x2,y2,x3,y3 = map(int,input().split())

if (x1-x2)*(y2-y3)-(x2-x3)*(y1-y2) == 0:
	x1 *= 2
	y1 *= 2
	x2 *= 2
	y2 *= 2
	x3 *= 2
	y3 *= 2
	d = max([dist(x1,y1,x2,y2), dist(x1,y1,x3,y3), dist(x2,y2,x3,y3)])
	if dist(x1,y1,x2,y2) == d:
		pass
	elif dist(x1,y1,x3,y3) == d:
		x2 = x3
		y2 = y3
	else:
		x1 = x3
		y1 = y3
	xo = (x1+x2) // 2
	yo = (y1+y2) // 2
	ro = dist(x1,y1,xo,yo)
	for i in range(q):
		x, y = map(int,input().split())
		x *= 2
		y *= 2
		if dist(x,y,xo,yo) <= ro:
			print("Yes")
		else:
			print("No")
else:
	xo = (x1*x1 + y1*y1)*(y2 - y3) + (x2*x2 + y2*y2)*(y3 - y1) + (x3*x3 + y3*y3)*(y1-y2)
	yo = -((x1*x1 + y1*y1)*(x2 - x3) + (x2*x2 + y2*y2)*(x3 - x1) + (x3*x3 + y3*y3)*(x1-x2))
	bai = 2 * ((x1-x2)*(y2-y3)-(x2-x3)*(y1-y2))
	x1 *= bai
	x2 *= bai
	x3 *= bai
	y1 *= bai
	y2 *= bai
	y3 *= bai
	ro = dist(x1,y1,xo,yo)
	
	d = max([dist(x1,y1,x2,y2), dist(x1,y1,x3,y3), dist(x2,y2,x3,y3)])
	if dist(x1,y1,x2,y2) == d:
		pass
	elif dist(x1,y1,x3,y3) == d:
		x2,x3 = x3,x2
		y2,y3 = y3,y2
	else:
		x1,x3 = x3,x1
		y1,y3 = y3,y1
	
	xv = (x1+x2)//2
	yv = (y1+y2)//2
	rv = dist(x1,y1,xv,yv)

	if dist(x3,y3,xo,yo) <= rv and ro >= rv:
		xo = xv
		yo = yv
		ro = rv

	for i in range(q):
		x, y = map(int,input().split())
		x *= bai
		y *= bai
		if dist(x,y,xo,yo) <= ro:
			print("Yes")
		else:
			print("No")
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