結果
問題 | No.420 mod2漸化式 |
ユーザー |
|
提出日時 | 2019-09-19 18:32:54 |
言語 | Java (openjdk 23) |
結果 |
RE
|
実行時間 | - |
コード長 | 3,210 bytes |
コンパイル時間 | 3,170 ms |
コンパイル使用メモリ | 77,492 KB |
実行使用メモリ | 53,900 KB |
最終ジャッジ日時 | 2024-07-19 12:10:44 |
合計ジャッジ時間 | 8,200 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 32 RE * 3 |
ソースコード
import java.util.*; import java.io.*; public class Main { public static void main(String[] args) { FastScanner sc = new FastScanner(); long x = sc.nextLong(); long[][] c = calcComb(31); if (x == 0) { System.out.printf("%d %d%n", c[31][(int) x], 0); return; } long res = (long) (Math.pow(2, 31) - 1) * c[30][(int) x - 1]; System.out.printf("%d %d%n", c[31][(int) x], res); } public static long[][] calcComb(int n) { long[][] c = new long[n + 1][n + 1]; // 0 C 0 == 1 c[0][0] = 1; for (int i = 1; i <= n; i++) { for (int j = 0; j <= n; j++) { if (j == 0 || i == j) { c[i][j] = 1L; continue; } c[i][j] = c[i - 1][j - 1] + c[i - 1][j]; } } // System.out.println(Arrays.deepToString(c)); return c; } } 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()); } }