結果
問題 | No.309 シャイな人たち (1) |
ユーザー | ぴろず |
提出日時 | 2015-12-02 23:15:43 |
言語 | Java21 (openjdk 21) |
結果 |
TLE
|
実行時間 | - |
コード長 | 5,080 bytes |
コンパイル時間 | 2,484 ms |
コンパイル使用メモリ | 77,744 KB |
実行使用メモリ | 94,884 KB |
最終ジャッジ日時 | 2024-09-14 08:08:41 |
合計ジャッジ時間 | 12,722 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | TLE | - |
testcase_01 | -- | - |
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
package no309; 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 { public static void main(String[] args) { IO io = new IO(); int r = io.nextInt(); int c = io.nextInt(); double[][] p = new double[r][c]; for(int i=0;i<r;i++) { for(int j=0;j<c;j++) { p[i][j] = io.nextInt() / 100D; } } int[][] s = io.nextIntMatrix(r, c); double ans = 0; double[] bef = new double[1<<c]; bef[0] = 1; int[] point = new int[c]; for(int i=0;i<r;i++) { double[] now = new double[1<<c]; for(int m2=0;m2<1<<c;m2++) { //この列の知っている人 double q = 1; for(int j=0;j<c;j++) { q *= ((m2 >> j) & 1) > 0 ? p[i][j] : (1 - p[i][j]); } for(int m1=0;m1<1<<c;m1++) { //前の列の手の挙げ方 Arrays.fill(point, 0); for(int j=0;j<c;j++) { if ((m2 >> j & 1) > 0) { point[j] += 4 - s[i][j]; } if ((m1 >> j & 1) > 0) { point[j] += 1; } } for(int j=0;j<c-1;j++) { if (point[j] >= 4) { point[j+1]++; } } for(int j=c-1;j>=1;j--) { if (point[j] >= 4) { point[j-1]++; } } int m3 = 0; //この列の手の挙げ方 int count = 0; for(int j=c-1;j>=0;j--) { m3 <<= 1; if (point[j] >= 4) { m3 |= 1; count++; } } now[m3] += bef[m1] * q; ans += bef[m1] * q * count; } } bef = now; } System.out.println(ans); } } class IO extends PrintWriter { private final InputStream in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; public IO() { this(System.in);} public IO(InputStream source) { super(System.out); this.in = source;} 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;} private static boolean isNewLine(int c) { return c == '\n' || c == '\r';} public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();} public boolean hasNextLine() { while(hasNextByte() && isNewLine(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 char[] nextCharArray(int len) { if (!hasNext()) { throw new NoSuchElementException(); } char[] s = new char[len]; int i = 0; int b = readByte(); while(isPrintableChar(b)) { if (i == len) { throw new InputMismatchException(); } s[i++] = (char) b; b = readByte(); } return s; } public String nextLine() { if (!hasNextLine()) { throw new NoSuchElementException(); } StringBuilder sb = new StringBuilder(); int b = readByte(); while(!isNewLine(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 char nextChar() { if (!hasNext()) { throw new NoSuchElementException(); } return (char) readByte(); } 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 double[] nextDoubleArray(int n) { double[] a = new double[n]; for(int i=0;i<n;i++) a[i] = nextDouble(); return a;} public void nextIntArrays(int[]... a) { for(int i=0;i<a[0].length;i++) for(int j=0;j<a.length;j++) a[j][i] = nextInt();} public int[][] nextIntMatrix(int n,int m) { int[][] a = new int[n][]; for(int i=0;i<n;i++) a[i] = nextIntArray(m); return a;} public char[][] nextCharMap(int n,int m) { char[][] a = new char[n][]; for(int i=0;i<n;i++) a[i] = nextCharArray(m); return a;} public void close() { super.close(); try {in.close();} catch (IOException e) {}} }