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 (1.9.10) |
結果 |
AC
|
実行時間 | 1,182 ms / 2,000 ms |
コード長 | 3,452 bytes |
コンパイル時間 | 20,466 ms |
コンパイル使用メモリ | 436,864 KB |
実行使用メモリ | 68,304 KB |
最終ジャッジ日時 | 2023-07-25 20:49:24 |
合計ジャッジ時間 | 40,878 ms |
ジャッジサーバーID (参考情報) |
judge13 / judge12 |
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 | 278 ms
54,440 KB |
testcase_01 | AC | 280 ms
52,724 KB |
testcase_02 | AC | 273 ms
52,692 KB |
testcase_03 | AC | 274 ms
52,292 KB |
testcase_04 | AC | 276 ms
52,352 KB |
testcase_05 | AC | 275 ms
54,376 KB |
testcase_06 | AC | 276 ms
52,308 KB |
testcase_07 | AC | 276 ms
54,244 KB |
testcase_08 | AC | 272 ms
54,308 KB |
testcase_09 | AC | 277 ms
54,560 KB |
testcase_10 | AC | 286 ms
54,240 KB |
testcase_11 | AC | 281 ms
54,324 KB |
testcase_12 | AC | 1,079 ms
67,564 KB |
testcase_13 | AC | 493 ms
57,328 KB |
testcase_14 | AC | 534 ms
59,188 KB |
testcase_15 | AC | 1,018 ms
65,892 KB |
testcase_16 | AC | 758 ms
63,776 KB |
testcase_17 | AC | 617 ms
61,964 KB |
testcase_18 | AC | 619 ms
61,948 KB |
testcase_19 | AC | 973 ms
64,408 KB |
testcase_20 | AC | 867 ms
64,396 KB |
testcase_21 | AC | 352 ms
55,480 KB |
testcase_22 | AC | 363 ms
55,344 KB |
testcase_23 | AC | 823 ms
63,960 KB |
testcase_24 | AC | 1,178 ms
68,304 KB |
testcase_25 | AC | 604 ms
62,104 KB |
testcase_26 | AC | 724 ms
64,256 KB |
testcase_27 | AC | 372 ms
55,284 KB |
testcase_28 | AC | 1,006 ms
66,372 KB |
testcase_29 | AC | 343 ms
54,060 KB |
testcase_30 | AC | 1,080 ms
66,120 KB |
testcase_31 | AC | 492 ms
57,152 KB |
testcase_32 | AC | 950 ms
65,048 KB |
testcase_33 | AC | 523 ms
59,460 KB |
testcase_34 | AC | 783 ms
64,008 KB |
testcase_35 | AC | 484 ms
58,212 KB |
testcase_36 | AC | 324 ms
54,080 KB |
testcase_37 | AC | 1,182 ms
68,168 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() }