結果

問題 No.154 市バス
ユーザー dot_haraai
提出日時 2021-05-29 15:54:24
言語 Nim
(2.2.0)
結果
AC  
実行時間 78 ms / 2,000 ms
コード長 1,227 bytes
コンパイル時間 4,250 ms
コンパイル使用メモリ 86,656 KB
実行使用メモリ 5,248 KB
最終ジャッジ日時 2024-11-07 23:36:04
合計ジャッジ時間 5,584 ms
ジャッジサーバーID
(参考情報)
judge5 / judge2
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
sample AC * 1
other AC * 8
権限があれば一括ダウンロードができます
コンパイルメッセージ
/home/judge/data/code/Main.nim(2, 18) Warning: Use the new 'sugar' module instead; future is deprecated [Deprecated]
/home/judge/data/code/Main.nim(1, 8) Warning: imported and not used: 'times' [UnusedImport]
/home/judge/data/code/Main.nim(2, 26) Warning: imported and not used: 'strformat' [UnusedImport]
/home/judge/data/code/Main.nim(2, 8) Warning: imported and not used: 'critbits' [UnusedImport]
/home/judge/data/code/Main.nim(2, 18) Warning: imported and not used: 'future' [UnusedImport]
/home/judge/data/code/Main.nim(1, 41) Warning: imported and not used: 'algorithm' [UnusedImport]
/home/judge/data/code/Main.nim(1, 52) Warning: imported and not used: 'tables' [UnusedImport]
/home/judge/data/code/Main.nim(1, 60) Warning: imported and not used: 'sets' [UnusedImport]
/home/judge/data/code/Main.nim(1, 66) Warning: imported and not used: 'lists' [UnusedImport]
/home/judge/data/code/Main.nim(1, 73) Warning: imported and not used: 'intsets' [UnusedImport]

ソースコード

diff #
プレゼンテーションモードにする

import times, strutils, sequtils, math, algorithm, tables, sets, lists, intsets
import critbits, future, strformat, deques
template `max=`(x,y) = x = max(x,y)
template `min=`(x,y) = x = min(x,y)
template `mod=`(x,y) = x = x mod y
template scan2 = (scan(), scan())
template scan3 = (scan(), scan())
let read* = iterator: string {.closure.} =
while true: (for s in stdin.readLine.split: yield s)
proc scan(): int = read().parseInt
proc scanf(): float = read().parseFloat
proc toInt(c:char): int =
return int(c) - int('0')
proc solve()=
var
t = scan()
for i in 0..<t:
var
v = read()
q = initDeque[char]()
series = newseq[bool](0)
isP = true
for j in countdown(v.len-1,0):
if v[j] == 'W':
if series.len==0:
isP = false
else:
for i in 0..<series.len:
if series[i]==false:
series[i]=true
break
elif v[j] == 'R':
q.addLast(v[j])
elif v[j] == 'G':
if q.len>0:
q.popLast()
series.add(false)
else:
isP = false
#echo q
if isP and q.len==0 and series.allIt(it):
echo "possible"
else:
echo "impossible"
solve()
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