結果
問題 | No.1151 チャレンジゲーム |
ユーザー | uwi |
提出日時 | 2020-08-15 16:08:11 |
言語 | Java21 (openjdk 21) |
結果 |
TLE
|
実行時間 | - |
コード長 | 4,546 bytes |
コンパイル時間 | 5,113 ms |
コンパイル使用メモリ | 85,076 KB |
実行使用メモリ | 50,532 KB |
最終ジャッジ日時 | 2024-04-19 01:20:49 |
合計ジャッジ時間 | 40,427 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 121 ms
41,256 KB |
testcase_01 | AC | 125 ms
41,680 KB |
testcase_02 | AC | 208 ms
43,916 KB |
testcase_03 | AC | 122 ms
41,276 KB |
testcase_04 | AC | 127 ms
41,264 KB |
testcase_05 | AC | 144 ms
41,288 KB |
testcase_06 | AC | 130 ms
41,264 KB |
testcase_07 | AC | 134 ms
41,524 KB |
testcase_08 | AC | 139 ms
41,228 KB |
testcase_09 | AC | 139 ms
41,808 KB |
testcase_10 | AC | 147 ms
43,116 KB |
testcase_11 | AC | 174 ms
43,848 KB |
testcase_12 | AC | 201 ms
43,584 KB |
testcase_13 | AC | 548 ms
48,340 KB |
testcase_14 | AC | 512 ms
48,368 KB |
testcase_15 | AC | 754 ms
48,408 KB |
testcase_16 | AC | 418 ms
48,556 KB |
testcase_17 | AC | 493 ms
48,604 KB |
testcase_18 | AC | 525 ms
48,264 KB |
testcase_19 | AC | 396 ms
48,444 KB |
testcase_20 | AC | 482 ms
48,404 KB |
testcase_21 | AC | 673 ms
48,400 KB |
testcase_22 | AC | 490 ms
48,512 KB |
testcase_23 | AC | 554 ms
48,356 KB |
testcase_24 | AC | 448 ms
48,360 KB |
testcase_25 | AC | 517 ms
48,420 KB |
testcase_26 | AC | 552 ms
48,628 KB |
testcase_27 | AC | 639 ms
48,416 KB |
testcase_28 | AC | 564 ms
49,824 KB |
testcase_29 | AC | 888 ms
50,472 KB |
testcase_30 | AC | 921 ms
50,268 KB |
testcase_31 | AC | 646 ms
50,132 KB |
testcase_32 | AC | 955 ms
50,208 KB |
testcase_33 | AC | 1,020 ms
50,380 KB |
testcase_34 | AC | 803 ms
50,124 KB |
testcase_35 | AC | 1,089 ms
50,188 KB |
testcase_36 | AC | 1,281 ms
50,352 KB |
testcase_37 | AC | 1,239 ms
50,420 KB |
testcase_38 | AC | 690 ms
50,172 KB |
testcase_39 | AC | 1,124 ms
50,148 KB |
testcase_40 | AC | 734 ms
50,200 KB |
testcase_41 | AC | 1,223 ms
50,152 KB |
testcase_42 | AC | 1,163 ms
50,212 KB |
testcase_43 | AC | 1,159 ms
50,236 KB |
testcase_44 | AC | 704 ms
50,332 KB |
testcase_45 | AC | 703 ms
50,280 KB |
testcase_46 | AC | 980 ms
50,412 KB |
testcase_47 | AC | 825 ms
50,116 KB |
testcase_48 | AC | 236 ms
50,172 KB |
testcase_49 | TLE | - |
testcase_50 | AC | 477 ms
50,304 KB |
testcase_51 | AC | 1,049 ms
50,344 KB |
testcase_52 | AC | 625 ms
49,920 KB |
ソースコード
package no1xxx; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class No1151 { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); int[] a = na(n); int O = 110; double[][][] P = new double[2][1<<n][2*O+1]; for(int j = O+1;j <= 2*O;j++){ P[0][0][j] = 1; P[1][0][j] = 1; } for(int i = 1;i < 1<<n;i++){ int[] b = new int[Integer.bitCount(i)]; int p = 0; for(int j = 0;j < n;j++){ if(i<<~j<0){ b[p++] = j; } } for(int j = 0;j <= 2*O;j++){ double pl = 0, mi = 1; double[] h1 = new double[n]; double[] h2 = new double[n]; for(int k : b){ h1[k] = (j+a[k] <= 2*O ? P[1][i^1<<k][j+a[k]] : 1.); h2[k] = (j-a[k] >= 0 ? P[0][i^1<<k][j-a[k]] : 0.); } for(int rep = 0;;rep++){ double npl = 0, nmi = 1; for(int k : b){ npl = Math.max(npl, (h1[k] - mi) / a[k] + mi); nmi = Math.min(nmi, (h2[k] - pl) / a[k] + pl); // if(i + 1 == 1<<n && rep == 10)tr(j, k, (j+a[k] <= 2*O ? P[1][i^1<<k][j+a[k]] : 1.) / a[k] + mi * (1-1./a[k])); // if(i + 1 == 1<<n && rep < 2)tr(j, k, (j-a[k] >= 0 ? P[0][i^1<<k][j-a[k]] : 0.) / a[k] + pl * (1-1./a[k])); } boolean end = Math.abs(pl - npl) + Math.abs(mi - nmi) < 1e-7; pl = npl; mi = nmi; if(end){ // tr(i, j, rep); break; } } P[0][i][j] = pl; P[1][i][j] = mi; } } out.printf("%.14f\n", P[0][(1<<n)-1][O]); } void run() throws Exception { // int n = 10, m = 99999; // Random gen = new Random(); // StringBuilder sb = new StringBuilder(); // sb.append(n + " "); // for (int i = 0; i < n; i++) { // sb.append(gen.nextInt(20)+1 + " "); // } // INPUT = sb.toString(); is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); long s = System.currentTimeMillis(); solve(); out.flush(); if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new No1151().run(); } private byte[] inbuf = new byte[1024]; public int lenbuf = 0, ptrbuf = 0; private int readByte() { if(lenbuf == -1)throw new InputMismatchException(); if(ptrbuf >= lenbuf){ ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if(lenbuf <= 0)return -1; } return inbuf[ptrbuf++]; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private double nd() { return Double.parseDouble(ns()); } private char nc() { return (char)skip(); } private String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ') sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private char[] ns(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while(p < n && !(isSpaceChar(b))){ buf[p++] = (char)b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } private int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } private char[][] nm(int n, int m) { char[][] map = new char[n][]; for(int i = 0;i < n;i++)map[i] = ns(m); return map; } private int[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } private long nl() { long num = 0; int b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); } }