結果

問題 No.1935 Water Simulation
ユーザー yakamotoyakamoto
提出日時 2022-05-14 19:38:10
言語 Kotlin
(1.9.23)
結果
AC  
実行時間 331 ms / 2,000 ms
コード長 4,537 bytes
コンパイル時間 18,758 ms
コンパイル使用メモリ 461,364 KB
実行使用メモリ 60,132 KB
最終ジャッジ日時 2024-07-23 06:12:51
合計ジャッジ時間 30,759 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge5
このコードへのチャレンジ
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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 314 ms
60,132 KB
testcase_01 AC 315 ms
57,976 KB
testcase_02 AC 312 ms
57,908 KB
testcase_03 AC 313 ms
60,016 KB
testcase_04 AC 311 ms
58,100 KB
testcase_05 AC 308 ms
58,016 KB
testcase_06 AC 309 ms
57,868 KB
testcase_07 AC 317 ms
58,064 KB
testcase_08 AC 322 ms
57,912 KB
testcase_09 AC 326 ms
57,912 KB
testcase_10 AC 312 ms
57,944 KB
testcase_11 AC 311 ms
58,020 KB
testcase_12 AC 309 ms
58,016 KB
testcase_13 AC 307 ms
57,908 KB
testcase_14 AC 315 ms
57,868 KB
testcase_15 AC 307 ms
58,080 KB
testcase_16 AC 309 ms
58,116 KB
testcase_17 AC 306 ms
57,864 KB
testcase_18 AC 320 ms
58,052 KB
testcase_19 AC 324 ms
57,920 KB
testcase_20 AC 317 ms
58,004 KB
testcase_21 AC 331 ms
57,892 KB
testcase_22 AC 316 ms
58,032 KB
testcase_23 AC 315 ms
58,092 KB
testcase_24 AC 322 ms
57,904 KB
testcase_25 AC 317 ms
57,956 KB
testcase_26 AC 318 ms
58,064 KB
testcase_27 AC 318 ms
57,924 KB
testcase_28 AC 327 ms
58,084 KB
testcase_29 AC 328 ms
57,868 KB
testcase_30 AC 316 ms
57,960 KB
testcase_31 AC 320 ms
57,920 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:35:13: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
    private inline fun setV() {
            ^
Main.kt:43:13: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types
    private inline fun next() {
            ^
Main.kt:185:11: 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:189:11: 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:193:11: 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:197:11: 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:199:11: 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:206:11: 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:213:11: 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:230:11: warning: expected perform

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

class Solver(stream: InputStream, private val out: java.io.PrintWriter) {
  private val reader = BufferedReader(InputStreamReader(stream), 32768)

  fun solve() {
    val V0 = na(4)
    val N = nl()
    Solver2(V0, N).solve()
  }

  inner class Solver2(val Vmax: IntArray, val N: Long) {
    private val rad = 101
    private val MAX = rad*rad*rad*rad
    private val dp = mutableSetOf<Int>()
    private val dp2 = mutableListOf<Int>()
    private val V = IntArray(4)
    private var s = Vmax[0]
    private var t = 0

    init {
      dp += s
      dp2 += s
    }

    private inline fun setV() {
      var cur = s % MAX
      for (i in 0 until 4) {
        V[i] = (cur % rad)
        cur /= rad
      }
    }

    private inline fun next() {
      setV()

      val i = (t % 4).toInt()
      val ni = ((t + 1) % 4).toInt()
      val move = min(Vmax[ni] - V[ni], V[i])
      V[i] -= move
      V[ni] += move

      var next = 0
      for (j in 3 downTo 0) {
        next *= rad
        next += V[j]
      }
      t++
      s = next + MAX * (t % 4).toInt()
    }

    fun solve() {
      while (true) {
        next()
        if (t.toLong() == N) {
          setV()
          out.println(V.joinToString(" "))
          return
        }
        if (dp.contains(s)) {
          break
        }
        dp += s
        dp2 += s

//        if (isDebug) {
//          setV()
//          debug(V)
//        }
      }

      val target = s
      val t1 = t
      val t0 = dp2.indexOf(target)
      val span = t1 - t0
      debug{"t0:$t0 t1:$t1 target:$target span:$span"}
      debug{dp2.joinToString(" ")}

      val r = ((N - t0) % span).toInt()

      s = dp2[t0 + r]
      setV()
      out.println(V.joinToString(" "))
    }
  }












































  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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