結果
問題 | No.1400 すごろくで世界旅行 |
ユーザー | yakamoto |
提出日時 | 2021-02-19 23:53:44 |
言語 | Kotlin (1.9.23) |
結果 |
TLE
|
実行時間 | - |
コード長 | 4,970 bytes |
コンパイル時間 | 17,444 ms |
コンパイル使用メモリ | 465,556 KB |
実行使用メモリ | 92,316 KB |
最終ジャッジ日時 | 2023-10-17 00:38:13 |
合計ジャッジ時間 | 30,672 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge11 |
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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 | 302 ms
58,072 KB |
testcase_01 | AC | 299 ms
92,316 KB |
testcase_02 | AC | 300 ms
54,392 KB |
testcase_03 | AC | 413 ms
57,044 KB |
testcase_04 | AC | 398 ms
57,000 KB |
testcase_05 | AC | 384 ms
57,056 KB |
testcase_06 | AC | 533 ms
57,128 KB |
testcase_07 | AC | 709 ms
57,476 KB |
testcase_08 | AC | 447 ms
57,164 KB |
testcase_09 | AC | 410 ms
56,996 KB |
testcase_10 | AC | 523 ms
57,092 KB |
testcase_11 | AC | 414 ms
57,100 KB |
testcase_12 | AC | 1,000 ms
62,424 KB |
testcase_13 | TLE | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
コンパイルメッセージ
Main.kt:31:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types private inline fun find(x: Int): Int { ^ Main.kt:45:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types private inline fun merge(node: Int, rt: Int): Int { ^ Main.kt:51:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types private inline fun unite(x: Int, y: Int): Boolean { ^ Main.kt:67:11: warning: expected performance impact from inlining is insignificant. Inlining works best for functions with parameters of functional types private inline fun isSame(x: Int, y: Int) = find(x) == find(y) ^ Main.kt:223:11: 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:227:11: 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:231:11: 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:235:11: 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:237:11: 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.
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 N = ni() private val D = nl() private val n = 3*N private val par = IntArray(n){it} private val rank = IntArray(n){1} // 集合の要素数 private val visits = IntArray(n) // 訪れた場所をfind毎に用意するのがもったいないのでつかいまわす fun init() { for (i in 0 until n) { par[i] = i } Arrays.fill(rank, 1) Arrays.fill(visits, 0) } private inline fun find(x: Int): Int { var ptr = 0 var i = x while(par[i] != i) { visits[ptr++] = i i = par[i] } for (j in 0 until ptr) { par[visits[j]] = i } return i } private inline fun merge(node: Int, rt: Int): Int { par[node] = rt rank[rt] += rank[node] return rt } private inline fun unite(x: Int, y: Int): Boolean { if (par[x] == par[y]) return false val x1 = find(x) val y1 = find(y) return if (x1 == y1) false else { if (rank[x1] < rank[y1]) merge(x1, y1) else merge(y1, x1) true } } private inline fun isSame(x: Int, y: Int) = find(x) == find(y) fun merge(A1: BitSet, A2: BitSet, dst: BitSet) { init() for (i in 0 until N) { for (j in 0 until N) { if (A1[i*N+j]) unite(i, j+N) if (A2[i*N+j]) unite(i+N, j+N*2) } } for (i in 0 until N) { for (j in i until N) { if (isSame(i, j+2*N)) { dst[i*N+j] = true dst[j*N+i] = true } else { dst[i*N+j] = false dst[j*N+i] = false } } } } fun solve() { val grid = Array(N){ns()} val A0 = BitSet(N*N) for (i in 0 until N) { for (j in 0 until N) { A0[i*N+j] = grid[i][j] == '1' } } // debug{"A0"} // debugDim(A0) val As = mutableListOf<BitSet>() As.add(A0) for (i in 0 until 59) { val A = BitSet(N*N) merge(As.last(), As.last(), A) As += A } // debug{"A[last]"} // debugDim(As.last()) var B: BitSet? = null for (i in 0 until 60) { if ((D shr i and 1) == 1L) { if (B == null) { B = As[i] } else { merge(B, As[i], B) } } } // debug{"B"} // debugDim(B!!) var test = true for (i in 0 until N) { for (j in 0 until N) { test = test && B!![i*N+j] } } val msg = if (test) "Yes" else "No" out.println(msg) } 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() }