結果
問題 | No.1536 仕切り直し |
ユーザー | dot_haraai |
提出日時 | 2021-06-07 21:31:54 |
言語 | Nim (2.0.2) |
結果 |
RE
|
実行時間 | - |
コード長 | 1,845 bytes |
コンパイル時間 | 4,208 ms |
コンパイル使用メモリ | 87,680 KB |
実行使用メモリ | 31,872 KB |
最終ジャッジ日時 | 2024-05-04 00:51:27 |
合計ジャッジ時間 | 5,667 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 6 ms
5,376 KB |
testcase_04 | AC | 30 ms
14,336 KB |
testcase_05 | RE | - |
testcase_06 | AC | 3 ms
5,376 KB |
testcase_07 | AC | 4 ms
5,376 KB |
testcase_08 | AC | 23 ms
11,264 KB |
testcase_09 | AC | 32 ms
13,952 KB |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
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() m = scan() a = @[0] & newseqwith(n,scan()) dp = newseqwith(m+1,newseqwith(n+1,0)) frm = newseqwith(m+1,newseqwith(n+1,false)) for i in 1..n: dp[0][i] = dp[0][i-1]+a[i] for shikiri in 1..m: for i in 1..n: # shikiriが偶数:iより前に偶数枚の仕切りが入っているので、a[i]は加算する # shikiriが奇数:iより前に偶数枚の仕切りが入っているので、a[i]は減算する if shikiri.mod(2)==0: if dp[shikiri-1][i-1]+a[i] > dp[shikiri][i-1]+a[i]: frm[shikiri][i]=true dp[shikiri][i] = max(dp[shikiri-1][i-1],dp[shikiri][i-1])+a[i] else: if dp[shikiri-1][i-1]-a[i] > dp[shikiri][i-1]-a[i]: frm[shikiri][i]=true dp[shikiri][i] = max(dp[shikiri-1][i-1],dp[shikiri][i-1])-a[i] #echo dp.join("\n") var maxIdx = -1 maxV = -int.high.div(4) #echo dp.join("\n") #echo frm.join("\n") for i in 0..m: if dp[i][^1]>maxV: maxV = dp[i][^1] maxIdx = i var y = maxIdx x = n ans = newseq[int]() while (y,x) != (0,0): if frm[y][x]: ans.add(x-1) y = y-1 x = x-1 else: x = x-1 for i in 0..<m: if ans.len>i: echo ans[i] else: echo n solve()