結果
問題 | No.1273 はじめのζ関数 |
ユーザー | ywmt |
提出日時 | 2020-10-30 21:46:09 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,317 bytes |
コンパイル時間 | 3,885 ms |
コンパイル使用メモリ | 78,564 KB |
実行使用メモリ | 37,720 KB |
最終ジャッジ日時 | 2024-07-22 00:04:18 |
合計ジャッジ時間 | 26,318 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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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 | 578 ms
37,628 KB |
testcase_01 | AC | 577 ms
37,304 KB |
testcase_02 | AC | 658 ms
37,464 KB |
testcase_03 | AC | 514 ms
37,200 KB |
testcase_04 | AC | 561 ms
37,056 KB |
testcase_05 | AC | 568 ms
37,568 KB |
testcase_06 | AC | 511 ms
37,416 KB |
testcase_07 | AC | 567 ms
37,400 KB |
testcase_08 | AC | 508 ms
37,352 KB |
testcase_09 | AC | 811 ms
37,492 KB |
testcase_10 | AC | 521 ms
37,164 KB |
testcase_11 | AC | 559 ms
37,200 KB |
testcase_12 | AC | 562 ms
37,720 KB |
testcase_13 | AC | 510 ms
37,448 KB |
testcase_14 | AC | 563 ms
37,400 KB |
testcase_15 | AC | 653 ms
37,520 KB |
testcase_16 | AC | 651 ms
37,432 KB |
testcase_17 | AC | 564 ms
37,432 KB |
testcase_18 | AC | 659 ms
37,692 KB |
testcase_19 | AC | 656 ms
37,564 KB |
testcase_20 | WA | - |
testcase_21 | AC | 409 ms
37,444 KB |
testcase_22 | AC | 509 ms
37,468 KB |
testcase_23 | AC | 512 ms
37,480 KB |
testcase_24 | AC | 518 ms
37,656 KB |
testcase_25 | AC | 514 ms
37,468 KB |
testcase_26 | AC | 412 ms
37,436 KB |
testcase_27 | AC | 407 ms
37,200 KB |
testcase_28 | AC | 411 ms
37,328 KB |
testcase_29 | AC | 421 ms
37,692 KB |
testcase_30 | AC | 416 ms
37,400 KB |
testcase_31 | AC | 525 ms
37,328 KB |
testcase_32 | AC | 415 ms
37,392 KB |
testcase_33 | AC | 524 ms
37,480 KB |
testcase_34 | AC | 414 ms
37,496 KB |
testcase_35 | AC | 526 ms
37,616 KB |
testcase_36 | AC | 414 ms
37,616 KB |
testcase_37 | AC | 418 ms
37,480 KB |
testcase_38 | AC | 419 ms
37,480 KB |
testcase_39 | AC | 419 ms
37,628 KB |
testcase_40 | AC | 214 ms
37,160 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; import java.util.NoSuchElementException; public class Main { static PrintWriter out; static InputReader ir; static void solve() { int k = ir.nextInt(); double res = 0.0; for (int i = 2; i <= 10000000; i++) res += 1.0 / (i - 1) / Math.pow(i, k - 1); out.println((int) (res * 1000000)); } public static void main(String[] args) { ir = new InputReader(System.in); out = new PrintWriter(System.out); solve(); out.flush(); } static class InputReader { private InputStream in; private byte[] buffer = new byte[1024]; private int curbuf; private int lenbuf; public InputReader(InputStream in) { this.in = in; this.curbuf = this.lenbuf = 0; } public boolean hasNextByte() { if (curbuf >= lenbuf) { curbuf = 0; try { lenbuf = in.read(buffer); } catch (IOException e) { throw new InputMismatchException(); } if (lenbuf <= 0) return false; } return true; } private int readByte() { if (hasNextByte()) return buffer[curbuf++]; else return -1; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private void skip() { while (hasNextByte() && isSpaceChar(buffer[curbuf])) curbuf++; } public boolean hasNext() { skip(); return hasNextByte(); } public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = readByte(); while (!isSpaceChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public int nextInt() { if (!hasNext()) throw new NoSuchElementException(); int c = readByte(); while (isSpaceChar(c)) c = readByte(); boolean minus = false; if (c == '-') { minus = true; c = readByte(); } int res = 0; do { if (c < '0' || c > '9') throw new InputMismatchException(); res = res * 10 + c - '0'; c = readByte(); } while (!isSpaceChar(c)); return (minus) ? -res : res; } public long nextLong() { if (!hasNext()) throw new NoSuchElementException(); int c = readByte(); while (isSpaceChar(c)) c = readByte(); boolean minus = false; if (c == '-') { minus = true; c = readByte(); } long res = 0; do { if (c < '0' || c > '9') throw new InputMismatchException(); res = res * 10 + c - '0'; c = readByte(); } while (!isSpaceChar(c)); return (minus) ? -res : res; } public double nextDouble() { return Double.parseDouble(next()); } public int[] nextIntArray(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = nextInt(); return a; } public long[] nextLongArray(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = nextLong(); return a; } public char[][] nextCharMap(int n, int m) { char[][] map = new char[n][m]; for (int i = 0; i < n; i++) map[i] = next().toCharArray(); return map; } } static void tr(Object... o) { System.err.println(Arrays.deepToString(o)); } }