Submission #280173
Source Code Expand
object Main { def main(args: Array[String]) = { val n = Console.readLine.toInt val lines = Array.ofDim[Seq[Int]](n + 1) for (i <- 1 until n) { val Seq(a, b) = Console.readLine.split(' ').toSeq.map(_.toInt) if (lines(a) == null) { lines(a) = Seq(b) } else { lines(a) = b +: lines(a) } if (lines(b) == null) { lines(b) = Seq(a) } else { lines(b) = a +: lines(b) } } val q = Console.readLine.toInt for (i <- 0 until q) { val Seq(a, b) = Console.readLine.split(' ').toSeq.map(_.toInt) println(itr(lines, Seq(a), b, 1)) } } def itr(lines: Array[Seq[Int]], froms: Seq[Int], to: Int, count: Int): Int = { val tos = froms.flatMap { from => lines(from) match { case null => Nil case t => t } } if (tos.contains(to)) { count + 1 } else { itr(lines, tos, to, count + 1) } } }
Submission Info
Submission Time | |
---|---|
Task | D - 閉路 |
User | brigen |
Language | Scala (2.9.1) |
Score | 0 |
Code Size | 995 Byte |
Status | TLE |
Exec Time | 2064 ms |
Memory | 455856 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 30 | 0 / 70 | ||||||||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt |
Subtask1 | subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt |
Subtask2 | subtask0_sample01.txt, subtask0_sample02.txt, subtask0_sample03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_sample01.txt | AC | 904 ms | 40580 KB |
subtask0_sample02.txt | AC | 904 ms | 40660 KB |
subtask0_sample03.txt | AC | 904 ms | 40760 KB |
subtask1_01.txt | TLE | 2032 ms | 353604 KB |
subtask1_02.txt | TLE | 2032 ms | 415240 KB |
subtask1_03.txt | AC | 925 ms | 41608 KB |
subtask1_04.txt | AC | 1003 ms | 42120 KB |
subtask1_05.txt | TLE | 2033 ms | 455856 KB |
subtask1_06.txt | TLE | 2034 ms | 455252 KB |
subtask1_07.txt | TLE | 2034 ms | 428316 KB |
subtask1_08.txt | TLE | 2037 ms | 427272 KB |
subtask1_09.txt | TLE | 2064 ms | 393196 KB |
subtask1_10.txt | TLE | 2033 ms | 388184 KB |
subtask1_11.txt | TLE | 2034 ms | 391804 KB |
subtask1_12.txt | TLE | 2033 ms | 391200 KB |
subtask2_01.txt | TLE | 2034 ms | 354140 KB |
subtask2_02.txt | TLE | 2032 ms | 353732 KB |
subtask2_03.txt | TLE | 2034 ms | 59540 KB |
subtask2_04.txt | TLE | 2034 ms | 83720 KB |
subtask2_05.txt | TLE | 2034 ms | 440824 KB |
subtask2_06.txt | TLE | 2034 ms | 418012 KB |
subtask2_07.txt | TLE | 2033 ms | 404152 KB |
subtask2_08.txt | TLE | 2033 ms | 420772 KB |
subtask2_09.txt | TLE | 2032 ms | 388548 KB |
subtask2_10.txt | TLE | 2033 ms | 391596 KB |
subtask2_11.txt | TLE | 2034 ms | 389224 KB |
subtask2_12.txt | TLE | 2032 ms | 392264 KB |