結果

問題 No.5004 Room Assignment
ユーザー negibose2020
提出日時 2021-12-02 16:36:11
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 3,507 ms / 5,000 ms
コード長 4,468 bytes
コンパイル時間 206 ms
実行使用メモリ 107,336 KB
スコア 133,763,591
平均クエリ数 62471.14
最終ジャッジ日時 2021-12-02 16:40:30
合計ジャッジ時間 254,905 ms
ジャッジサーバーID
(参考情報)
judge13 / judge15
純コード判定しない問題か言語
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other AC * 100
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 #
プレゼンテーションモードにする

from collections import defaultdict
import sys
import time
class UnionFind():
def __init__(self, n):
self.n = n
self.parents = [-1] * n
def find(self, x):
if self.parents[x] < 0:
return x
else:
self.parents[x] = self.find(self.parents[x])
return self.parents[x]
def union(self, x, y):
x = self.find(x)
y = self.find(y)
if x == y:
return
if self.parents[x] > self.parents[y]:
x, y = y, x
self.parents[x] += self.parents[y]
self.parents[y] = x
def size(self, x):
return -self.parents[self.find(x)]
def same(self, x, y):
return self.find(x) == self.find(y)
def members(self, x):
root = self.find(x)
return [i for i in range(self.n) if self.find(i) == root]
def roots(self):
return [i for i, x in enumerate(self.parents) if x < 0]
def group_count(self):
return len(self.roots())
def all_group_members(self):
group_members = defaultdict(list)
for member in range(self.n):
group_members[self.find(member)].append(member)
return group_members
def __str__(self):
return '\n'.join(f'{r}: {m}' for r, m in self.all_group_members().items())
stime=time.perf_counter()
T,R=map(int,input().split())
t=0
N=5400
uf=UnionFind(N+1)
p=[-1]*(N+1)
tick=[-1]*(N+1)
room4set=set()
s=set()
# , i,
s.add((-10000000,-1,-1))
s.add((100000000,-1,-1))
pi=1
t_ans=set()
import bisect
while t<3600 :
nowtime=time.perf_counter()
L=list(map(int,input().split()))
# if nowtime - stime >4.85:
# t+=1
# print(0)
# sys.stdout.flush()
# continue
for e in list(s):
if e == (-10000000,-1,-1) or e ==(100000000,-1,-1):
continue
else:
if t - e[2] >120 or e[1] in room4set:
s.discard(e)
for i in range(L[0]):
# print(s)
nowi = (L[i+1],pi,t)
p[pi] = L[i+1]
tick[pi] = t
sorteds=sorted(list(s))
target=bisect.bisect_right(sorteds,nowi)
used=False
for _t in list(t_ans):
if abs(p[pi] - p[_t]) < 3:
sz=len(uf.members(_t))
if sz < 4:
uf.union(_t, pi)
t_ans.add(pi)
used = True
break
if abs(sorteds[target-1][0] - L[i+1])<4:
sz1 = len(uf.members(sorteds[target-1][1]))
sz2 = len(uf.members(pi))
if sz1 + sz2 <= 4:
uf.union(pi, sorteds[target-1][1])
t_ans.add(pi)
used = True
# s.discard(sorteds[target-1])
if abs(sorteds[target][0] - L[i+1])<4:
sz1 = len(uf.members(sorteds[target][1]))
sz2 = len(uf.members(pi))
if sz1 + sz2 <= 4:
uf.union(pi, sorteds[target][1])
t_ans.add(pi)
used = True
# s.discard(sorteds[target])
# if used == False:
# s.add(nowi)
s.add(nowi)
pi+=1
t+=1
# print (t_ans)
ans4print=[]
ans4print_num=0
for ans in list(t_ans):
m=uf.members(ans)
if len(m)>=4:
mls=[]
for i in range(1,4):#len(m)) :
mls.append([m[0],m[i]])
t_ans.discard(m[0])
t_ans.discard(m[i])
ans4print_num+=1
room4set.add(m[0])
room4set.add(m[i])
ans4print.append(mls)
else:
mls=[]
for i in range (1,len(m)):
mls.append([m[0],m[i]])
ans4print_num+=1
ans4print.append(mls)
# min_tick=10000000000
# for i in range (len(m)):
# min_tick = min(min_tick, tick[m[i]])
# if min_tick < t - 100 :
# mls = []
# for i in range (1,len(m)):
# mls.append([m[0],m[i]])
# t_ans.discard(m[0])
# t_ans.discard(m[i])
# ans4print_num+=1
# ans4print.append(mls)
print(ans4print_num)
sys.stdout.flush()
for i in range (len(ans4print)):
for e in ans4print[i]:
print(*e)
sys.stdout.flush()
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
0