結果
問題 | No.1958 Bit Game |
ユーザー |
![]() |
提出日時 | 2022-05-27 22:19:23 |
言語 | Kotlin (2.1.0) |
結果 |
AC
|
実行時間 | 745 ms / 2,000 ms |
コード長 | 4,719 bytes |
コンパイル時間 | 18,063 ms |
コンパイル使用メモリ | 468,684 KB |
実行使用メモリ | 88,300 KB |
最終ジャッジ日時 | 2024-09-20 16:04:22 |
合計ジャッジ時間 | 36,701 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 30 |
コンパイルメッセージ
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 debug(a: LongArray) { ^ 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 debug(a: IntArray) { ^ 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 debug(a: BooleanArray) { ^ Main.kt:189:11: 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:191:11: 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:198:11: 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:205:11: 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:222:11: 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.BufferedReaderimport java.io.InputStreamimport java.io.InputStreamReaderimport java.lang.AssertionErrorimport java.util.*import kotlin.math.absimport kotlin.math.maximport kotlin.math.minval MOD = 998244353fun powMat(a: Array<LongArray>, n: Long, mod: Int): Array<LongArray> {fun I() = run {Array(a.size){val res = LongArray(a.size)res[it] = 1res}}if (n == 0L) return I()if (n == 1L) return aval res = powMat(mulMat(a, a, mod), n / 2, mod)return if (n % 2 == 1L) mulMat(res, a, mod) else res}fun mulMat(a: Array<LongArray>, b: Array<LongArray>, mod: Int): Array<LongArray> {assert(a[0].size == b.size)val len = a[0].sizeval h = a.sizeval w = b[0].sizeval res = Array(h){LongArray(w)}val th = 7e18.toLong()for (i in 0 until h) {for (j in 0 until w) {var v = 0Lfor (k in 0 until len) {v += a[i][k] * b[k][j]if (v > th) v %= mod}res[i][j] = if (v >= mod) v % mod else v}}return res}fun powMod(a: Long, n: Long, mod: Int): Long {if (n == 0L) return 1val res = powMod(a * a % mod, n / 2, mod)return if (n % 2 == 1L) res * a % mod else res}class Solver(stream: InputStream, private val out: java.io.PrintWriter) {private val reader = BufferedReader(InputStreamReader(stream), 32768)fun solve() {val N = nl()val (X, Y) = na(2)val A = na(X)val B = na(Y)var ans = 0Lfor (i in 0 until 20) {var x = 0var y = 0for (j in 0 until X) {if (A[j] shr i and 1 == 1) x++}for (j in 0 until Y) {if (B[j] shr i and 1 == 1) y++}val a = (y.toLong() * (X-x)) % MODval b = y.toLong() * x % MODval mat = arrayOf(longArrayOf(a, b),longArrayOf(0, X.toLong()*Y.toLong()%MOD))val f0 = arrayOf(longArrayOf(0),longArrayOf(1))val An = powMat(mat, N, MOD)val vec = mulMat(An, f0, MOD)val v = vec[0][0]debug{"i:$i v:$v x:$x y:$y"}ans = (ans + v * (1L shl i)) % MOD}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? = nullprivate 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()