結果
問題 | No.3 ビットすごろく |
ユーザー | tutuz |
提出日時 | 2018-09-22 08:07:14 |
言語 | Java19 (openjdk 21) |
結果 |
AC
|
実行時間 | 134 ms / 5,000 ms |
コード長 | 3,162 bytes |
コンパイル時間 | 4,210 ms |
コンパイル使用メモリ | 74,612 KB |
実行使用メモリ | 52,384 KB |
最終ジャッジ日時 | 2023-09-14 01:07:23 |
合計ジャッジ時間 | 8,261 ms |
ジャッジサーバーID (参考情報) |
judge14 / judge11 |
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 | 46 ms
47,516 KB |
testcase_01 | AC | 46 ms
49,792 KB |
testcase_02 | AC | 45 ms
49,496 KB |
testcase_03 | AC | 66 ms
49,352 KB |
testcase_04 | AC | 57 ms
51,460 KB |
testcase_05 | AC | 81 ms
49,960 KB |
testcase_06 | AC | 63 ms
51,356 KB |
testcase_07 | AC | 60 ms
51,336 KB |
testcase_08 | AC | 73 ms
51,832 KB |
testcase_09 | AC | 95 ms
51,772 KB |
testcase_10 | AC | 109 ms
51,772 KB |
testcase_11 | AC | 88 ms
51,680 KB |
testcase_12 | AC | 79 ms
51,452 KB |
testcase_13 | AC | 62 ms
51,232 KB |
testcase_14 | AC | 105 ms
51,996 KB |
testcase_15 | AC | 131 ms
51,864 KB |
testcase_16 | AC | 120 ms
52,332 KB |
testcase_17 | AC | 133 ms
51,780 KB |
testcase_18 | AC | 60 ms
51,084 KB |
testcase_19 | AC | 134 ms
52,144 KB |
testcase_20 | AC | 55 ms
51,420 KB |
testcase_21 | AC | 47 ms
49,776 KB |
testcase_22 | AC | 109 ms
51,764 KB |
testcase_23 | AC | 132 ms
52,184 KB |
testcase_24 | AC | 133 ms
52,384 KB |
testcase_25 | AC | 131 ms
51,836 KB |
testcase_26 | AC | 46 ms
49,584 KB |
testcase_27 | AC | 63 ms
51,056 KB |
testcase_28 | AC | 119 ms
51,964 KB |
testcase_29 | AC | 90 ms
51,496 KB |
testcase_30 | AC | 46 ms
49,504 KB |
testcase_31 | AC | 47 ms
49,548 KB |
testcase_32 | AC | 82 ms
51,300 KB |
ソースコード
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; import java.util.StringTokenizer; public class Main { public static void main(String[] args) throws IOException { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(outputStream); TaskX solver = new TaskX(); solver.solve(1, in, out); out.close(); } static int INF = 1 << 30; static long LINF = 1L << 55; static int MOD = 1000000007; static int[] mh4 = { 0, -1, 1, 0 }; static int[] mw4 = { -1, 0, 0, 1 }; static int[] mh8 = { -1, -1, -1, 0, 0, 1, 1, 1 }; static int[] mw8 = { -1, 0, 1, -1, 1, -1, 0, 1 }; static class TaskX { long[] a; int n; public void solve(int testNumber, InputReader in, PrintWriter out) { n = in.nextInt(); a = new long[1 << 16]; Arrays.fill(a, INF); f(1, 1); out.println(a[n] == INF ? -1 : a[n]); } void f(int now, int cnt) { if (now > n) return; a[now] = cnt; int c = Integer.bitCount(now); if (a[now] + 1 < a[now - c]) { f(now - c, cnt + 1); } if (a[now] + 1 < a[now + c]) { f(now + c, cnt + 1); } } } static class InputReader { BufferedReader in; StringTokenizer tok; public String nextString() { while (!tok.hasMoreTokens()) { try { tok = new StringTokenizer(in.readLine(), " "); } catch (IOException e) { throw new InputMismatchException(); } } return tok.nextToken(); } public int nextInt() { return Integer.parseInt(nextString()); } public long nextLong() { return Long.parseLong(nextString()); } public double nextDouble() { return Double.parseDouble(nextString()); } public int[] nextIntArray(int n) { int[] res = new int[n]; for (int i = 0; i < n; i++) { res[i] = nextInt(); } return res; } public int[] nextIntArrayDec(int n) { int[] res = new int[n]; for (int i = 0; i < n; i++) { res[i] = nextInt() - 1; } return res; } public int[] nextIntArray1Index(int n) { int[] res = new int[n + 1]; for (int i = 0; i < n; i++) { res[i + 1] = nextInt(); } return res; } public long[] nextLongArray(int n) { long[] res = new long[n]; for (int i = 0; i < n; i++) { res[i] = nextLong(); } return res; } public long[] nextLongArrayDec(int n) { long[] res = new long[n]; for (int i = 0; i < n; i++) { res[i] = nextLong() - 1; } return res; } public long[] nextLongArray1Index(int n) { long[] res = new long[n + 1]; for (int i = 0; i < n; i++) { res[i + 1] = nextLong(); } return res; } public double[] nextDoubleArray(int n) { double[] res = new double[n]; for (int i = 0; i < n; i++) { res[i] = nextDouble(); } return res; } public InputReader(InputStream inputStream) { in = new BufferedReader(new InputStreamReader(inputStream)); tok = new StringTokenizer(""); } } }