#651067 (Kotlin) No.1490 スライムと爆弾

• 問題: No.1490 スライムと爆弾
• ユーザー: yakamoto
• 提出日時: 2021-04-23 23:23:23
• 言語: Kotlin (2.1.0)
• 結果: AC
• 実行時間: 869 ms / 2,000 ms
• コード長: 4,116 bytes
• コンパイル時間: 15,977 ms
• コンパイル使用メモリ: 470,548 KB
• 実行使用メモリ: 121,980 KB
• 最終ジャッジ日時: 2024-07-04 08:46:26
• 合計ジャッジ時間: 33,031 ms
• ジャッジサーバーID （参考情報）: judge3 / judge2

ファイルパターン	結果
sample	AC * 3
other	AC * 28

コンパイルメッセージ

Main.kt:164:11: 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:168:11: 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:172:11: 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:176:11: 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:178:11: 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:185:11: 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:192:11: 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:209:11: 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

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

val MOD = 1_000_000_007

data class Slime(val t: Int, val u: Int, val l: Int, val r: Int, val a: Int)
class Solver(stream: InputStream, private val out: java.io.PrintWriter) {
  private val reader = BufferedReader(InputStreamReader(stream), 32768)

  fun solve() {
    val (H, W, N, M) = na(4)
    val S = Array(N) {
      val (t, u, l, r) = na(4, -1)
      val a = ni()
      Slime(t, u, l, r, a)
    }
    val g = Array(H + 1){LongArray(W + 1)}
    for (i in 0 until M) {
      val (x, y) = na(2, -1)
      val b = ni()
      val c = nl()
      val l = max(0, y - b)
      val r = min(W - 1, y + b)
      val top = max(0, x - b)
      val bot = min(H - 1, x + b)
      g[top][l] += c
      g[top][r + 1] -= c
      g[bot + 1][l] -= c
      g[bot + 1][r + 1] += c
    }

    for (i in 0 until H) {
      for (j in 0 until W) {
        g[i][j + 1] += g[i][j]
      }
    }
    for (j in 0 until W) {
      for (i in 0 until H) {
        g[i + 1][j] += g[i][j]
      }
    }
    debugDim(g)

    for (i in 0 until H) {
      for (j in 0 until W) {
        g[i][j + 1] += g[i][j]
      }
    }
    for (j in 0 until W) {
      for (i in 0 until H) {
        g[i + 1][j] += g[i][j]
      }
    }
    debugDim(g)

    var ans = 0
    for (i in S) {
      val a = g[i.u][i.r]
      val b = if (i.t > 0 && i.l > 0) g[i.t - 1][i.l - 1] else 0
      val c = if (i.l > 0) g[i.u][i.l - 1] else 0
      val d = if (i.t > 0) g[i.t - 1][i.r] else 0
      val cnt = a + b - c - d
      debug{"$a $b $c $d"}
      if (cnt < i.a) ans++
    }

    out.println(ans)
  }













































  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())}
}

fun main() {
  val out = java.io.PrintWriter(System.out)
  Solver(System.`in`, out).solve()
  out.flush()
}