結果

問題 No.1233 割り切れない気持ち
ユーザー yakamotoyakamoto
提出日時 2020-09-22 19:57:23
言語 Kotlin
(1.9.23)
結果
AC  
実行時間 517 ms / 3,153 ms
コード長 3,505 bytes
コンパイル時間 17,798 ms
コンパイル使用メモリ 439,076 KB
実行使用メモリ 63,868 KB
最終ジャッジ日時 2023-09-08 17:25:18
合計ジャッジ時間 39,073 ms
ジャッジサーバーID
（参考情報） 		judge14 / judge11
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 297 ms
55,052 KB
testcase_01 AC 300 ms
54,960 KB
testcase_02 AC 301 ms
54,876 KB
testcase_03 AC 313 ms
55,048 KB
testcase_04 AC 310 ms
55,004 KB
testcase_05 AC 306 ms
55,240 KB
testcase_06 AC 302 ms
54,972 KB
testcase_07 AC 458 ms
63,868 KB
testcase_08 AC 464 ms
62,012 KB
testcase_09 AC 512 ms
56,244 KB
testcase_10 AC 499 ms
62,184 KB
testcase_11 AC 446 ms
61,908 KB
testcase_12 AC 517 ms
60,760 KB
testcase_13 AC 512 ms
60,620 KB
testcase_14 AC 517 ms
59,984 KB
testcase_15 AC 505 ms
59,952 KB
testcase_16 AC 513 ms
60,776 KB
testcase_17 AC 441 ms
57,988 KB
testcase_18 AC 516 ms
60,704 KB
testcase_19 AC 467 ms
59,952 KB
testcase_20 AC 449 ms
57,880 KB
testcase_21 AC 461 ms
62,132 KB
testcase_22 AC 460 ms
62,168 KB
testcase_23 AC 446 ms
62,192 KB
testcase_24 AC 454 ms
61,948 KB
testcase_25 AC 443 ms
61,908 KB
testcase_26 AC 443 ms
63,836 KB
testcase_27 AC 443 ms
62,152 KB
testcase_28 AC 448 ms
62,180 KB
testcase_29 AC 456 ms
62,176 KB
testcase_30 AC 449 ms
62,168 KB
testcase_31 AC 452 ms
62,340 KB
testcase_32 AC 450 ms
62,304 KB
testcase_33 AC 445 ms
62,208 KB
testcase_34 AC 444 ms
62,312 KB
testcase_35 AC 444 ms
62,068 KB
testcase_36 AC 450 ms
62,164 KB
testcase_37 AC 295 ms
55,088 KB
testcase_38 AC 438 ms
57,808 KB
testcase_39 AC 471 ms
61,916 KB
testcase_40 AC 465 ms
62,044 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:156:11: 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:160:11: 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: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: BooleanArray) {
          ^
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 toString(a: BooleanArray) = run{a.map { if (it) 1 else 0 }.joinToString("")}
          ^
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 debugDim(A: Array<LongArray>) {
          ^
Main.kt:177:11: 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:184:11: 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:201:11: 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 LinearFunctionComposition(val N: Int) {

  private val c0 = LongArray(N)
  private val c1 = LongArray(N)

  /**
   * @param s f(l)の値
   */
  fun add(l: Int, r: Int, delta: Long, s: Long) {
    c1[l] += delta
    c1[r] -= delta
    c0[l] += s - l * delta
    c0[r] -= s - l * delta
  }

  fun build() {
    for (i in 0 until N - 1) {
      c0[i + 1] += c0[i]
      c1[i + 1] += c1[i]
    }
  }

  fun calc(x: Int): Long {
    return c1[x] * x + c0[x]
  }
}
class Solver(stream: InputStream, private val out: java.io.PrintWriter) {
  private val reader = BufferedReader(InputStreamReader(stream), 32768)

  val MAX = 200_000
  private val N = ni()
  private val A = na(N)
  private val Acnt = LongArray(MAX + 100)
  init {
    for (a in A) {
      Acnt[a]++
    }
  }
  fun solve() {
    val fn = LinearFunctionComposition(2*MAX + 100)
    for (b in 2 .. MAX) {
      if (Acnt[b] == 0L) continue
      var a = 0
      while(a <= MAX) {
        fn.add(a, a + b, Acnt[b], 0)
        a += b
      }
    }
    fn.build()

    var ans = 0L
    for (a in A) {
      ans += fn.calc(a)
    }
    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())
  }

  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()}
}

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