結果
| 問題 | No.771 しおり | 
| コンテスト | |
| ユーザー |  | 
| 提出日時 | 2021-06-02 16:58:55 | 
| 言語 | Nim (2.2.0) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 465 ms / 2,000 ms | 
| コード長 | 1,212 bytes | 
| コンパイル時間 | 4,790 ms | 
| コンパイル使用メモリ | 86,976 KB | 
| 実行使用メモリ | 50,964 KB | 
| 最終ジャッジ日時 | 2024-07-22 07:28:34 | 
| 合計ジャッジ時間 | 10,035 ms | 
| ジャッジサーバーID (参考情報) | judge1 / judge4 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 3 | 
| other | AC * 43 | 
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 popCount(v:int):int=
  var
    x = v
  while x>0:
    result+=(x and 1)
    x = x shr 1
proc solve():int=
  var
    n = scan()
    ab = newseqwith(n,(scan(),scan()))
    dp = newseqwith(2^n,newseqwith(n,int.high.div(4)))
  for s in 1..<2^n:
    if s.popCount==1:
      for i in 0..<n:
        if (s and (1 shl i)) > 0:
          dp[s][i]=0
    else:
      # iを追加したとき、jが最後に追加されていたときの最善値
      for i in 0..<n:
        for j in 0..<n:
          if (s and (1 shl i)) > 0 and (s and (1 shl j)) > 0 and i!=j:
            dp[s][i].min=max(dp[s-(1 shl i)][j],ab[j][1]-ab[j][0]+ab[i][0])
  return dp[2^n-1].min()
  
  
echo solve()
            
            
            
        