結果

問題 No.1937 Various Tournament
ユーザー yakamotoyakamoto
提出日時 2022-05-14 20:55:43
言語 Kotlin
(1.6.10)
結果
AC  
実行時間 1,271 ms / 2,000 ms
コード長 4,961 Byte
コンパイル時間 14,819 ms
使用メモリ 57,848 KB
最終ジャッジ日時 2022-05-14 20:56:46
合計ジャッジ時間 58,233 ms
ジャッジサーバーID
(参考情報)
judge14 / judge12
このコードへのチャレンジ(β)

テストケース

テストケース表示
入力 結果 実行時間
使用メモリ
testcase_00 AC 220 ms
45,484 KB
testcase_01 AC 1,177 ms
57,796 KB
testcase_02 AC 1,162 ms
57,568 KB
testcase_03 AC 1,162 ms
57,564 KB
testcase_04 AC 1,254 ms
57,676 KB
testcase_05 AC 232 ms
46,832 KB
testcase_06 AC 1,256 ms
57,600 KB
testcase_07 AC 1,187 ms
57,692 KB
testcase_08 AC 235 ms
46,304 KB
testcase_09 AC 1,198 ms
57,640 KB
testcase_10 AC 229 ms
46,324 KB
testcase_11 AC 1,184 ms
57,720 KB
testcase_12 AC 1,173 ms
57,800 KB
testcase_13 AC 1,236 ms
57,692 KB
testcase_14 AC 1,199 ms
57,816 KB
testcase_15 AC 1,217 ms
57,488 KB
testcase_16 AC 1,147 ms
57,764 KB
testcase_17 AC 1,178 ms
57,520 KB
testcase_18 AC 1,202 ms
57,608 KB
testcase_19 AC 1,182 ms
57,560 KB
testcase_20 AC 218 ms
47,148 KB
testcase_21 AC 218 ms
45,528 KB
testcase_22 AC 1,128 ms
57,796 KB
testcase_23 AC 1,154 ms
57,700 KB
testcase_24 AC 1,189 ms
57,804 KB
testcase_25 AC 235 ms
46,236 KB
testcase_26 AC 1,193 ms
57,500 KB
testcase_27 AC 217 ms
45,540 KB
testcase_28 AC 1,140 ms
57,488 KB
testcase_29 AC 227 ms
46,452 KB
testcase_30 AC 1,203 ms
57,568 KB
testcase_31 AC 1,192 ms
57,524 KB
testcase_32 AC 1,212 ms
57,712 KB
testcase_33 AC 1,137 ms
57,584 KB
testcase_34 AC 1,198 ms
57,556 KB
testcase_35 AC 1,180 ms
57,688 KB
testcase_36 AC 1,186 ms
57,848 KB
testcase_37 AC 225 ms
46,224 KB
testcase_38 AC 228 ms
46,460 KB
testcase_39 AC 1,185 ms
57,772 KB
testcase_40 AC 226 ms
46,436 KB
testcase_41 AC 230 ms
46,164 KB
testcase_42 AC 1,221 ms
57,608 KB
testcase_43 AC 248 ms
46,984 KB
testcase_44 AC 239 ms
46,016 KB
testcase_45 AC 1,271 ms
57,416 KB
testcase_46 AC 231 ms
46,244 KB
testcase_47 AC 242 ms
45,500 KB
testcase_48 AC 233 ms
45,392 KB
testcase_49 AC 231 ms
46,884 KB
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
Main.kt:187:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun debug(a: LongArray) {
          ^
Main.kt:191:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun debug(a: IntArray) {
          ^
Main.kt:195:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun debug(a: BooleanArray) {
          ^
Main.kt:199:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun toString(a: BooleanArray) = run{a.map { if (it) 1 else 0 }.joinToString("")}
          ^
Main.kt:201:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun debugDim(A: Array<LongArray>) {
          ^
Main.kt:208:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun debugDim(A: Array<IntArray>) {
          ^
Main.kt:215:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun debugDim(A: Array<BooleanArray>) {
          ^
Main.kt:232:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
  private inline fun assert(b: Boolean) = run{if (!b) throw AssertionError()}
          ^

ソースコード

diff #

import java.io.BufferedReader
import java.io.InputStream
import java.io.InputStreamReader
import java.lang.AssertionError
import java.util.*
import kotlin.math.abs
import kotlin.math.max
import kotlin.math.min

val MOD = 1_000_000_007

fun iterateKSizeSets(M: Int, k: Int, f: (Int) -> Unit) {
  var set = 0
  for (i in 0 until k) {
    set = set or (1 shl i)
  }
  while(set < (1 shl M)) {
    f(set)
    val x = set and -set // 最初の1のビット
    val y = set + x
    set = (set and y.inv()) / x shr 1 or y
  }
}
class Solver(stream: InputStream, private val out: java.io.PrintWriter) {
  private val reader = BufferedReader(InputStreamReader(stream), 32768)

  fun solve() {
    val N0 = ni()
    val g = Array(N0){na(N0)}
    val memo = arrayOfNulls<LongArray>(1 shl 16)
    var cnt = 0
    fun dfs(N: Int, P: IntArray): LongArray {
//      debug{"dps($N) P:${P.toList()}"}
      cnt++
      if (N == 1) return longArrayOf(1)
      if (N == 4) {
        var s = 0
        for (i in 0 until N) {
          s *= 16
          s += P[i]
        }
        if (memo[s] != null) return memo[s]!!
      }

      fun split(set: Int): Pair<IntArray, IntArray>  {
        val P0 = IntArray(N/2) // P基準
        val P1 = IntArray(N/2)
        var j = 0
        var k = 0
        for (i in 0 until N) {
          if (set shr i and 1 == 1) {
            P0[j++] = i
          }
          else {
            P1[k++] = i
          }
        }
//        debug{"P0:${P0.toList()} P1:${P1.toList()}"}
        return Pair(P0, P1)
      }

      val win = LongArray(N) // P基準

      iterateKSizeSets(N, N/2) { set ->
        val (P0, P1) = split(set) // P基準
        val res0 = dfs(N / 2, P0.map{P[it]}.toIntArray()) // 絶対基準で渡す
        val res1 = dfs(N / 2, P1.map{P[it]}.toIntArray())
        for (i in 0 until N/2) {
          for (j in 0 until N/2) {
            if (g[P[P0[i]]][P[P1[j]]] == 1) { // 絶対基準でgを調べる
              win[P0[i]] += res0[i] * res1[j]
            }
            else {
              win[P1[j]] += res0[i] * res1[j]
            }
          }
        }
      }

      if (N == 4) {
        var s = 0
        for (i in 0 until N) {
          s *= 16
          s += P[i]
        }
        memo[s] = win
      }

      return win
    }

    val ans = dfs(N0, IntArray(N0){it})
    debug{"cnt:$cnt"}
    ans.forEach { println(it) }
  }













































  private val isDebug = try {
    // なんか本番でエラーでる
    System.getenv("MY_DEBUG") != null
  } catch (t: Throwable) {
    false
  }

  private var tokenizer: StringTokenizer? = null
  private fun next(): String {
    while (tokenizer == null || !tokenizer!!.hasMoreTokens()) {
      tokenizer = StringTokenizer(reader.readLine())
    }
    return tokenizer!!.nextToken()
  }

  private fun ni() = next().toInt()
  private fun nl() = next().toLong()
  private fun ns() = next()
  private fun na(n: Int, offset: Int = 0): IntArray {
    return IntArray(n) { ni() + offset }
  }
  private fun nal(n: Int, offset: Int = 0): LongArray {
    val res = LongArray(n)
    for (i in 0 until n) {
      res[i] = nl() + offset
    }
    return res
  }

  private fun na2(n: Int, offset: Int = 0): Array<IntArray> {
    val a  = Array(2){IntArray(n)}
    for (i in 0 until n) {
      for (e in a) {
        e[i] = ni() + offset
      }
    }
    return a
  }

  private inline fun debug(msg: () -> String) {
    if (isDebug) System.err.println(msg())
  }

  /**
   * コーナーケースでエラー出たりするので、debug(dp[1])のように添え字付きの場合はdebug{}をつかうこと
   */
  private inline fun debug(a: LongArray) {
    debug { a.joinToString(" ") }
  }

  private inline fun debug(a: IntArray) {
    debug { a.joinToString(" ") }
  }

  private inline fun debug(a: BooleanArray) {
    debug { toString(a) }
  }

  private inline fun toString(a: BooleanArray) = run{a.map { if (it) 1 else 0 }.joinToString("")}

  private inline fun debugDim(A: Array<LongArray>) {
    if (isDebug) {
      for (a in A) {
        debug(a)
      }
    }
  }
  private inline fun debugDim(A: Array<IntArray>) {
    if (isDebug) {
      for (a in A) {
        debug(a)
      }
    }
  }
  private inline fun debugDim(A: Array<BooleanArray>) {
    if (isDebug) {
      for (a in A) {
        debug(a)
      }
    }
  }

  /**
   * 勝手にimport消されるのを防ぎたい
   */
  private fun hoge() {
    min(1, 2)
    max(1, 2)
    abs(-10)
  }

  private inline fun assert(b: Boolean) = run{if (!b) throw AssertionError()}
  private inline fun assert(b: Boolean, f: () -> String) = run{if (!b) throw AssertionError(f())}

  companion object {
    // TestRunnerから呼びたいので単純なmainじゃだめ
    fun main() {
      val out = java.io.PrintWriter(System.out)
      Solver(System.`in`, out).solve()
      out.flush()
    }
  }
}

/**
 * judgeから呼ばれる
 */
fun main() = Solver.main()
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