結果
| 問題 |
No.2946 Puyo
|
| コンテスト | |
| ユーザー |
katonyonko
|
| 提出日時 | 2024-10-25 21:34:56 |
| 言語 | PyPy3 (7.3.15) |
| 結果 |
AC
|
| 実行時間 | 322 ms / 2,000 ms |
| コード長 | 2,553 bytes |
| コンパイル時間 | 630 ms |
| コンパイル使用メモリ | 82,164 KB |
| 実行使用メモリ | 119,248 KB |
| 最終ジャッジ日時 | 2024-10-25 21:35:08 |
| 合計ジャッジ時間 | 12,740 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 45 |
ソースコード
import io
import sys
from collections import defaultdict, deque, Counter
from itertools import permutations, combinations, accumulate
from heapq import heappush, heappop
from bisect import bisect_right, bisect_left
from math import gcd
import math
_INPUT = """\
6
4 4
AAAA
ABCB
ADDA
AEEE
1 1
.
3 3
ABB
A.B
AAB
"""
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):
return {r: self.members(r) for r in self.roots()}
def __str__(self):
return '\n'.join('{}: {}'.format(r, self.members(r)) for r in self.roots())
def input():
return sys.stdin.readline()[:-1]
def solve(test):
H,W=map(int, input().split())
G=[input() for _ in range(H)]
uf=UnionFind(H*W)
for i in range(H):
for j in range(W):
for dx,dy in [(1,0),(0,1),(-1,0),(0,-1)]:
nx,ny=i+dx,j+dy
if 0<=nx<H and 0<=ny<W and G[i][j]==G[nx][ny]:
uf.union(i*W+j,nx*W+ny)
ans=[[G[i][j] if uf.size(i*W+j)<4 else '.' for j in range(W)] for i in range(H)]
for i in range(H):
print("".join(ans[i]))
def random_input():
from random import randint,shuffle
N=randint(1,10)
M=randint(1,N)
A=list(range(1,M+1))+[randint(1,M) for _ in range(N-M)]
shuffle(A)
return (" ".join(map(str, [N,M]))+"\n"+" ".join(map(str, A))+"\n")*3
def simple_solve():
return []
def main(test):
if test==0:
solve(0)
elif test==1:
sys.stdin = io.StringIO(_INPUT)
case_no=int(input())
for _ in range(case_no):
solve(0)
else:
for i in range(1000):
sys.stdin = io.StringIO(random_input())
x=solve(1)
y=simple_solve()
if x!=y:
print(i,x,y)
print(*[line for line in sys.stdin],sep='')
break
#0:提出用、1:与えられたテスト用、2:ストレステスト用
main(0)
katonyonko