結果
| 問題 |
No.505 カードの数式2
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2021-06-20 03:42:35 |
| 言語 | Nim (2.2.0) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 1,467 bytes |
| コンパイル時間 | 3,346 ms |
| コンパイル使用メモリ | 86,892 KB |
| 実行使用メモリ | 5,376 KB |
| 最終ジャッジ日時 | 2024-06-22 22:26:12 |
| 合計ジャッジ時間 | 4,577 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 29 |
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, 18) Warning: imported and not used: 'future' [UnusedImport] /home/judge/data/code/Main.nim(2, 37) Warning: imported and not used: 'deques' [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] /home/judge/data/code/Main.nim(2, 8) Warning: imported and not used: 'critbits' [UnusedImport]
ソースコード
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
n = scan()
a = newseqwith(n,scan())
dp = newseqwith(n,newseqwith(2,0))
# dp[i][0]:最小値
# dp[i][1]:最大値
dp[0][0]=a[0]
dp[0][1]=a[0]
for i in 1..<n:
if a[i]!=0:
dp[i][0]=min(@[dp[i-1][0]-a[i],dp[i-1][0]+a[i],dp[i-1][0]*a[i],dp[i-1][0].div(a[i])])
dp[i][0].min=min(@[dp[i-1][1]-a[i],dp[i-1][1]+a[i],dp[i-1][1]*a[i],dp[i-1][1].div(a[i])])
dp[i][1]=max(@[dp[i-1][0]-a[i],dp[i-1][0]+a[i],dp[i-1][0]*a[i],dp[i-1][0].div(a[i])])
dp[i][1].max=max(@[dp[i-1][1]-a[i],dp[i-1][1]+a[i],dp[i-1][1]*a[i],dp[i-1][1].div(a[i])])
else:
dp[i][0]=min(@[dp[i-1][0]-a[i],dp[i-1][0]+a[i],dp[i-1][0]*a[i]])
dp[i][0].min=min(@[dp[i-1][1]-a[i],dp[i-1][1]+a[i],dp[i-1][1]*a[i]])
dp[i][1]=max(@[dp[i-1][0]-a[i],dp[i-1][0]+a[i],dp[i-1][0]*a[i]])
dp[i][1].max=max(@[dp[i-1][1]-a[i],dp[i-1][1]+a[i],dp[i-1][1]*a[i]])
echo dp[n-1][1]
solve()