結果
問題 | No.648 お や す み |
ユーザー | Goryudyuma |
提出日時 | 2018-05-02 18:46:59 |
言語 | Scala(Beta) (3.4.0) |
結果 |
AC
|
実行時間 | 953 ms / 2,000 ms |
コード長 | 1,763 bytes |
コンパイル時間 | 10,517 ms |
コンパイル使用メモリ | 273,864 KB |
実行使用メモリ | 64,916 KB |
最終ジャッジ日時 | 2024-06-30 06:30:51 |
合計ジャッジ時間 | 88,522 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 895 ms
64,864 KB |
testcase_01 | AC | 904 ms
64,756 KB |
testcase_02 | AC | 904 ms
64,740 KB |
testcase_03 | AC | 909 ms
64,596 KB |
testcase_04 | AC | 906 ms
64,644 KB |
testcase_05 | AC | 908 ms
64,836 KB |
testcase_06 | AC | 910 ms
64,664 KB |
testcase_07 | AC | 894 ms
64,860 KB |
testcase_08 | AC | 890 ms
64,644 KB |
testcase_09 | AC | 893 ms
64,508 KB |
testcase_10 | AC | 903 ms
64,812 KB |
testcase_11 | AC | 901 ms
64,712 KB |
testcase_12 | AC | 896 ms
64,740 KB |
testcase_13 | AC | 896 ms
64,780 KB |
testcase_14 | AC | 922 ms
64,696 KB |
testcase_15 | AC | 953 ms
64,656 KB |
testcase_16 | AC | 895 ms
64,752 KB |
testcase_17 | AC | 899 ms
64,788 KB |
testcase_18 | AC | 893 ms
64,780 KB |
testcase_19 | AC | 899 ms
64,648 KB |
testcase_20 | AC | 898 ms
64,796 KB |
testcase_21 | AC | 905 ms
64,744 KB |
testcase_22 | AC | 896 ms
64,776 KB |
testcase_23 | AC | 899 ms
64,792 KB |
testcase_24 | AC | 894 ms
64,652 KB |
testcase_25 | AC | 890 ms
64,692 KB |
testcase_26 | AC | 888 ms
64,748 KB |
testcase_27 | AC | 894 ms
64,912 KB |
testcase_28 | AC | 886 ms
64,672 KB |
testcase_29 | AC | 891 ms
64,728 KB |
testcase_30 | AC | 891 ms
64,748 KB |
testcase_31 | AC | 893 ms
64,760 KB |
testcase_32 | AC | 900 ms
64,724 KB |
testcase_33 | AC | 892 ms
64,676 KB |
testcase_34 | AC | 897 ms
64,580 KB |
testcase_35 | AC | 908 ms
64,796 KB |
testcase_36 | AC | 904 ms
64,736 KB |
testcase_37 | AC | 904 ms
64,744 KB |
testcase_38 | AC | 906 ms
64,640 KB |
testcase_39 | AC | 903 ms
64,616 KB |
testcase_40 | AC | 907 ms
64,728 KB |
testcase_41 | AC | 910 ms
64,788 KB |
testcase_42 | AC | 910 ms
64,856 KB |
testcase_43 | AC | 899 ms
64,768 KB |
testcase_44 | AC | 899 ms
64,888 KB |
testcase_45 | AC | 910 ms
64,800 KB |
testcase_46 | AC | 942 ms
64,848 KB |
testcase_47 | AC | 895 ms
64,716 KB |
testcase_48 | AC | 897 ms
64,752 KB |
testcase_49 | AC | 890 ms
64,644 KB |
testcase_50 | AC | 891 ms
64,616 KB |
testcase_51 | AC | 893 ms
64,580 KB |
testcase_52 | AC | 894 ms
64,592 KB |
testcase_53 | AC | 912 ms
64,804 KB |
testcase_54 | AC | 907 ms
64,812 KB |
testcase_55 | AC | 902 ms
64,652 KB |
testcase_56 | AC | 916 ms
64,704 KB |
testcase_57 | AC | 900 ms
64,644 KB |
testcase_58 | AC | 903 ms
64,676 KB |
testcase_59 | AC | 909 ms
64,740 KB |
testcase_60 | AC | 905 ms
64,812 KB |
testcase_61 | AC | 894 ms
64,600 KB |
testcase_62 | AC | 893 ms
64,816 KB |
testcase_63 | AC | 899 ms
64,660 KB |
testcase_64 | AC | 918 ms
64,916 KB |
testcase_65 | AC | 896 ms
64,648 KB |
testcase_66 | AC | 901 ms
64,732 KB |
testcase_67 | AC | 898 ms
64,712 KB |
testcase_68 | AC | 900 ms
64,844 KB |
testcase_69 | AC | 900 ms
64,684 KB |
testcase_70 | AC | 903 ms
64,904 KB |
testcase_71 | AC | 906 ms
64,684 KB |
testcase_72 | AC | 910 ms
64,748 KB |
testcase_73 | AC | 910 ms
64,728 KB |
testcase_74 | AC | 915 ms
64,852 KB |
testcase_75 | AC | 919 ms
64,900 KB |
testcase_76 | AC | 915 ms
64,612 KB |
testcase_77 | AC | 901 ms
64,604 KB |
testcase_78 | AC | 900 ms
64,728 KB |
testcase_79 | AC | 891 ms
64,612 KB |
testcase_80 | AC | 898 ms
64,796 KB |
testcase_81 | AC | 897 ms
64,676 KB |
testcase_82 | AC | 890 ms
64,576 KB |
testcase_83 | AC | 901 ms
64,664 KB |
ソースコード
import java.util.Scanner import scala.collection.Searching._ import scala.annotation.tailrec import scala.collection.mutable import scala.collection.immutable._ import scala.io.StdIn.readLine class IUnionFind(val size: Int) { private case class Node(var parent: Option[Int], var treeSize: Int) private val nodes = Array.fill[Node](size)(new Node(None, 1)) def union(t1: Int, t2: Int): IUnionFind = { if (t1 == t2) return this val root1 = root(t1) val root2 = root(t2) if (root1 == root2) return this val node1 = nodes(root1) val node2 = nodes(root2) if (node1.treeSize < node2.treeSize) { node1.parent = Some(t2) node2.treeSize += node1.treeSize } else { node2.parent = Some(t1) node1.treeSize += node2.treeSize } this } def connected(t1: Int, t2: Int): Boolean = t1 == t2 || root(t1) == root(t2) def root(t: Int): Int = nodes(t).parent match { case None => t case Some(p) => root(p) } } object Main { def solve(sc: => Scanner): Unit = { val N = sc.nextLong val ans = solve2(0, 1L << 32, N) if (ans._1) { println("YES") println(ans._2) } else { println("NO") } } def solve2(minV: Long, maxV: Long, N: Long): (Boolean, Long) = { if (minV + 2 > maxV) { (calc(minV) == N, minV) } else { val midV = (minV + maxV) / 2 if (calc(midV) <= N) { solve2(midV, maxV, N) } else { solve2(minV, midV, N) } } } def calc(v: Long): Long = (v + 1) * v / 2 def gcd(i: Long, j: Long): Long = { if (i < j) (gcd(j, i)) else (if (j == 0) (i) else (gcd(j, i % j))) } def main(args: Array[String]): Unit = { val sc: Scanner = new Scanner(System.in) solve(sc) } }