結果

問題 No.179 塗り分け
ユーザー kou_kkk
提出日時 2024-04-24 10:05:13
言語 Nim
(2.2.0)
結果
AC  
実行時間 260 ms / 3,000 ms
コード長 1,130 bytes
コンパイル時間 4,727 ms
コンパイル使用メモリ 67,712 KB
実行使用メモリ 5,248 KB
最終ジャッジ日時 2024-11-06 17:37:23
合計ジャッジ時間 6,474 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
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 * 6
other AC * 40
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

import sequtils, strutils, sugar
let
xs = stdin.readLine.split.map parseInt
h = xs[0]
w = xs[1]
ss = (0 ..< h).mapIt stdin.readLine
proc fn(s: string): seq[int] =
collect newSeq:
for i, c in s:
if c == '#': i
let
ss2 = ss.map fn
idxs = collect newSeq:
for i, xs in ss2:
for x in xs: (i, x)
length = idxs.len
proc sub(list: var seq[int], val: int): void =
var idx = 0
for i, v in list:
if val == v: idx = i
list.del idx
proc fn2(dist: (int, int)): bool =
var
xs = ss2
cnt = 0
for (i, j) in idxs:
if j notin xs[i]: continue
let
i2 = i.succ dist[0]
j2 = j.succ dist[1]
if i2 < 0 or i2 >= h or j2 < 0 or j2 >= w: continue
if j2 notin xs[i2]: return false
sub(xs[i], j)
sub(xs[i.succ dist[0]], j.succ dist[1])
inc cnt
if cnt == length div 2: return true
if length == 0 or length mod 2 == 1:
echo "NO"
else:
var
b: bool
let
list = idxs[1 ..< length]
for (i, j) in list:
let dist = (i.pred idxs[0][0],j.pred idxs[0][1])
b = fn2 dist
if b:
break
if b:
echo "YES"
else:
echo "NO"
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