結果
問題 | No.1407 Kindness |
ユーザー | yakamoto |
提出日時 | 2021-02-26 21:44:32 |
言語 | Kotlin (1.9.23) |
結果 |
AC
|
実行時間 | 955 ms / 2,000 ms |
コード長 | 3,452 bytes |
コンパイル時間 | 13,387 ms |
コンパイル使用メモリ | 454,684 KB |
実行使用メモリ | 76,584 KB |
最終ジャッジ日時 | 2024-04-10 12:21:47 |
合計ジャッジ時間 | 32,475 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
(要ログイン)
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 | 240 ms
58,636 KB |
testcase_01 | AC | 239 ms
58,724 KB |
testcase_02 | AC | 239 ms
58,572 KB |
testcase_03 | AC | 242 ms
58,500 KB |
testcase_04 | AC | 241 ms
58,492 KB |
testcase_05 | AC | 239 ms
58,736 KB |
testcase_06 | AC | 239 ms
58,532 KB |
testcase_07 | AC | 238 ms
58,648 KB |
testcase_08 | AC | 250 ms
58,696 KB |
testcase_09 | AC | 250 ms
58,496 KB |
testcase_10 | AC | 247 ms
58,664 KB |
testcase_11 | AC | 241 ms
58,640 KB |
testcase_12 | AC | 856 ms
74,348 KB |
testcase_13 | AC | 413 ms
62,012 KB |
testcase_14 | AC | 445 ms
63,924 KB |
testcase_15 | AC | 798 ms
72,344 KB |
testcase_16 | AC | 614 ms
68,140 KB |
testcase_17 | AC | 490 ms
64,068 KB |
testcase_18 | AC | 497 ms
64,104 KB |
testcase_19 | AC | 753 ms
72,380 KB |
testcase_20 | AC | 676 ms
68,216 KB |
testcase_21 | AC | 311 ms
59,904 KB |
testcase_22 | AC | 322 ms
59,480 KB |
testcase_23 | AC | 685 ms
68,088 KB |
testcase_24 | AC | 955 ms
74,224 KB |
testcase_25 | AC | 493 ms
64,052 KB |
testcase_26 | AC | 573 ms
63,916 KB |
testcase_27 | AC | 325 ms
60,252 KB |
testcase_28 | AC | 788 ms
72,260 KB |
testcase_29 | AC | 308 ms
60,116 KB |
testcase_30 | AC | 850 ms
74,384 KB |
testcase_31 | AC | 411 ms
61,952 KB |
testcase_32 | AC | 732 ms
72,128 KB |
testcase_33 | AC | 432 ms
63,932 KB |
testcase_34 | AC | 613 ms
67,812 KB |
testcase_35 | AC | 411 ms
61,628 KB |
testcase_36 | AC | 276 ms
59,768 KB |
testcase_37 | AC | 891 ms
76,584 KB |
コンパイルメッセージ
Main.kt:136:11: 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:140:11: 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:144:11: 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:148:11: 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:150:11: 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:157:11: 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:164:11: 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:181:11: 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.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) private val S = ns().map{it-'0'} fun solve() { val th = Thread(null, Runnable { solve2() }, "solve", 1 shl 26) th.start() th.join() } fun solve2() { val N = S.size val dp = Array(N){Array(2){LongArray(2){-1}} } fun get(i: Int, less: Int, leadingZero: Int): Long { if (i == N) return 1L if (dp[i][less][leadingZero] != -1L) return dp[i][less][leadingZero] var v = 0L val mx = if (less == 1) 9 else S[i] for (d in 0 .. mx) { val nless = less or (if (d < S[i]) 1 else 0) val nleadingZero = leadingZero and (if (d == 0) 1 else 0) val coef = if (leadingZero == 1 && i < N - 1) max(1, d) else d // 0回避 v = (v + coef*get(i + 1, nless, nleadingZero)) % MOD } debug{"$i $less $leadingZero $v"} dp[i][less][leadingZero] = v return v } val ans = get(0, 0, 1) 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() }