結果
問題 | No.309 シャイな人たち (1) |
ユーザー | Grenache |
提出日時 | 2015-12-02 20:44:45 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,531 bytes |
コンパイル時間 | 4,631 ms |
コンパイル使用メモリ | 79,708 KB |
実行使用メモリ | 64,364 KB |
最終ジャッジ日時 | 2024-09-14 08:02:33 |
合計ジャッジ時間 | 13,575 ms |
ジャッジサーバーID (参考情報) |
judge6 / judge4 |
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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 | WA | - |
testcase_01 | TLE | - |
testcase_02 | -- | - |
testcase_03 | -- | - |
testcase_04 | -- | - |
testcase_05 | -- | - |
testcase_06 | -- | - |
testcase_07 | -- | - |
testcase_08 | -- | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
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.PrintStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Iterator; public class Main_yukicoder309 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); Printer pr = new Printer(System.out); int r = sc.nextInt(); int c = sc.nextInt(); int[][] p = new int[r][c]; int[][] s = new int[r][c]; for (int i = 0; i < r; i++) { for (int j = 0; j < c; j++) { String tmp; for (tmp = sc.next(); tmp.equals(""); tmp = sc.next()) { } p[i][j] = Integer.parseInt(tmp); } } for (int i = 0; i < r; i++) { for (int j = 0; j < c; j++) { String tmp; for (tmp = sc.next(); tmp.equals(""); tmp = sc.next()) { } s[i][j] = Integer.parseInt(tmp); } } int n = 0x1 << c; double[][] dp = new double[r + 1][n]; double dtmp = 1; for (int i = 0; i < c; i++) { dtmp /= 2; } Arrays.fill(dp[0], dtmp); // for (int i = 1; i <= r; i++) { // Arrays.fill(dp[i], 1.0); // } for (int i = 1; i <= r; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < n; k++) { if (dp[i - 1][k] == 0) { continue; } double ptmp2 = 1.0; for (int l = 0; l < c && ptmp2 != 0; l++) { int po = 0; if (i != 1 && (k & 0x1 << l) != 0) { po += 1; } if (l - 1 >= 0 && (j & 0x1 << l - 1) != 0) { po += 1; } if (l + 1 < c && (j & 0x1 << l + 1) != 0) { po += 1; } double ptmp = 0; if (po + 4 - s[i - 1][l] >= 4) { ptmp = (double)p[i - 1][l] / 100; } if ((j & 0x1 << l) != 0) { ptmp2 *= ptmp; } else { ptmp2 *= (1.0 - ptmp); } } dp[i][j] += ptmp2 * dp[i - 1][k]; } } } double ret = 0; for (int i = 1; i <= r; i++) { for (int j = 0; j < n; j++) { ret += dp[i][j] * Integer.bitCount(j); } } pr.printf("%.14f\n", ret); pr.close(); sc.close(); } @SuppressWarnings("unused") private static class Scanner { BufferedReader br; Iterator<String> it; Scanner (InputStream in) { br = new BufferedReader(new InputStreamReader(in)); } String next() throws RuntimeException { try { if (it == null || !it.hasNext()) { it = Arrays.asList(br.readLine().split(" ")).iterator(); } return it.next(); } catch (IOException e) { throw new IllegalStateException(); } } int nextInt() throws RuntimeException { return Integer.parseInt(next()); } long nextLong() throws RuntimeException { return Long.parseLong(next()); } float nextFloat() throws RuntimeException { return Float.parseFloat(next()); } double nextDouble() throws RuntimeException { return Double.parseDouble(next()); } void close() { try { br.close(); } catch (IOException e) { // throw new IllegalStateException(); } } } private static class Printer extends PrintWriter { Printer(PrintStream out) { super(out); } } }