結果

問題 No.1944 ∞
ユーザー yakamotoyakamoto
提出日時 2022-05-21 12:09:48
言語 Kotlin
(1.9.23)
結果
WA  
実行時間 -
コード長 3,391 bytes
コンパイル時間 21,311 ms
コンパイル使用メモリ 460,872 KB
実行使用メモリ 59,876 KB
最終ジャッジ日時 2023-10-20 15:54:08
合計ジャッジ時間 35,204 ms
ジャッジサーバーID
（参考情報） 		judge15 / judge13
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
実行使用メモリ
testcase_00 AC 256 ms
51,860 KB
testcase_01 AC 255 ms
51,880 KB
testcase_02 AC 256 ms
51,868 KB
testcase_03 AC 262 ms
51,868 KB
testcase_04 AC 260 ms
51,864 KB
testcase_05 AC 250 ms
51,876 KB
testcase_06 AC 252 ms
51,900 KB
testcase_07 AC 258 ms
51,876 KB
testcase_08 AC 258 ms
51,896 KB
testcase_09 AC 254 ms
51,876 KB
testcase_10 AC 251 ms
51,876 KB
testcase_11 AC 260 ms
51,880 KB
testcase_12 AC 259 ms
51,880 KB
testcase_13 AC 261 ms
51,872 KB
testcase_14 WA -
testcase_15 AC 426 ms
59,876 KB
testcase_16 AC 334 ms
54,540 KB
testcase_17 AC 334 ms
54,476 KB
testcase_18 WA -
testcase_19 WA -
testcase_20 AC 336 ms
54,508 KB
testcase_21 WA -
testcase_22 AC 320 ms
54,512 KB
testcase_23 AC 268 ms
51,932 KB
testcase_24 AC 285 ms
51,948 KB
testcase_25 AC 332 ms
54,520 KB
testcase_26 AC 336 ms
54,540 KB
testcase_27 AC 328 ms
54,508 KB
testcase_28 AC 325 ms
54,508 KB
testcase_29 AC 263 ms
51,940 KB
testcase_30 AC 336 ms
54,548 KB
testcase_31 AC 323 ms
54,520 KB
testcase_32 AC 332 ms
54,512 KB
testcase_33 AC 395 ms
59,648 KB
testcase_34 AC 395 ms
59,652 KB
testcase_35 AC 400 ms
59,688 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:125:11: 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:129:11: 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:133:11: 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:137:11: 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:139:11: 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:146:11: 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:153:11: 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:170:11: 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

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

  fun solve() {
    val ok = solve2()
    out.println(if (ok) "Yes" else "No")
  }
  fun solve2(): Boolean {
    val N = ni()
    val (X, Y) = nal(2)
    val R = na(N)
    val D = X*X + Y*Y
    val inf = 2e9.toLong()
    var mn = R[0].toLong()
    var mx = R[0].toLong()
    for (i in 1 until N) {
      mx = min(inf, mx + 2*R[i])
      mn = max(0, mn - 2*R[i])
    }
    debug{"mn:$mn mx:$mx"}
    return D in (mn*mn .. mx*mx)
  }













































  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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