結果
問題 | No.1042 愚直大学 |
ユーザー | k_6101 |
提出日時 | 2020-05-01 22:58:09 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,235 bytes |
コンパイル時間 | 2,360 ms |
コンパイル使用メモリ | 82,424 KB |
実行使用メモリ | 38,344 KB |
最終ジャッジ日時 | 2024-06-07 11:18:48 |
合計ジャッジ時間 | 4,517 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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 | 51 ms
37,528 KB |
testcase_01 | AC | 50 ms
37,572 KB |
testcase_02 | AC | 48 ms
37,108 KB |
testcase_03 | AC | 52 ms
37,304 KB |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | AC | 50 ms
37,100 KB |
testcase_07 | AC | 51 ms
37,436 KB |
testcase_08 | AC | 50 ms
37,344 KB |
testcase_09 | AC | 51 ms
37,348 KB |
testcase_10 | AC | 51 ms
37,120 KB |
testcase_11 | AC | 51 ms
37,112 KB |
testcase_12 | AC | 50 ms
37,348 KB |
testcase_13 | AC | 52 ms
37,488 KB |
testcase_14 | AC | 51 ms
37,200 KB |
testcase_15 | AC | 50 ms
37,248 KB |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | AC | 78 ms
37,948 KB |
testcase_19 | WA | - |
testcase_20 | AC | 76 ms
38,344 KB |
testcase_21 | AC | 77 ms
38,332 KB |
testcase_22 | AC | 50 ms
37,016 KB |
testcase_23 | AC | 50 ms
37,392 KB |
testcase_24 | AC | 50 ms
37,100 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.math.BigDecimal; import java.net.ConnectException; import java.rmi.dgc.Lease; import java.util.ArrayDeque; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Deque; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Map; import java.util.NoSuchElementException; import java.util.Objects; import java.util.Set; import java.util.Stack; import java.util.TreeMap; import java.util.TreeSet; import static java.util.Comparator.*; public class Main { public static void main(String[] args) { Main main = new Main(); main.solve(); main.out.close(); } // ====================================================================== public void solve() { double P = (double)ni(); double Q = (double)ni(); double l = 1; double r = 1e10; double m = 1, log2 = Math.log(2); for (int i = 0; i < 1000000; i++) { if(r - l <= 0.0000001) break; m = (l + r) / 2; if(P + Q * m * Math.log(m) / log2 >= m * m) { l = m; } else { r = m; } } // out.println("l = " + l + " r = " + r); BigDecimal ans = new BigDecimal(m); out.println(ans.setScale(6,BigDecimal.ROUND_HALF_UP)); } // ------------------------------------------ // ライブラリ // ------------------------------------------ // Print private PrintWriter out = new PrintWriter(System.out); // Scanner private FastScanner scan = new FastScanner(); int ni() { return scan.nextInt(); } int[] ni(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) { a[i] = ni(); } return a; } int[][] ni(int y, int x) { int[][] a = new int[y][x]; for (int i = 0; i < y; i++) { for (int j = 0; j < x; j++) { a[i][j] = ni(); } } return a; } long nl() { return scan.nextLong(); } long[] nl(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) { a[i] = nl(); } return a; } long[][] nl(int y, int x) { long[][] a = new long[y][x]; for (int i = 0; i < y; i++) { for (int j = 0; j < x; j++) { a[i][j] = nl(); } } return a; } String ns() { return scan.next(); } String[] ns(int n) { String[] a = new String[n]; for (int i = 0; i < n; i++) { a[i] = ns(); } return a; } String[][] ns(int y, int x) { String[][] a = new String[y][x]; for (int i = 0; i < y; i++) { for (int j = 0; j < x; j++) { a[i][j] = ns(); } } return a; } } class FastScanner { private final InputStream in = System.in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; private boolean hasNextByte() { if (ptr < buflen) { return true; } else { ptr = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) { return false; } } return true; } private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1; } private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126; } public boolean hasNext() { while (hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte(); } public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = readByte(); while (isPrintableChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public long nextLong() { if (!hasNext()) throw new NoSuchElementException(); long n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while (true) { if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; } else if (b == -1 || !isPrintableChar(b)) { return minus ? -n : n; } else { throw new NumberFormatException(); } b = readByte(); } } public int nextInt() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException(); return (int) nl; } public double nextDouble() { return Double.parseDouble(next()); } }