結果
問題 | No.420 mod2漸化式 |
ユーザー | nCk_cv |
提出日時 | 2016-09-13 17:32:59 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 178 ms / 1,000 ms |
コード長 | 3,852 bytes |
コンパイル時間 | 2,472 ms |
コンパイル使用メモリ | 84,752 KB |
実行使用メモリ | 44,988 KB |
最終ジャッジ日時 | 2024-06-06 19:32:38 |
合計ジャッジ時間 | 9,215 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
(要ログイン)
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 | 166 ms
44,420 KB |
testcase_01 | AC | 172 ms
44,396 KB |
testcase_02 | AC | 171 ms
44,576 KB |
testcase_03 | AC | 170 ms
44,784 KB |
testcase_04 | AC | 172 ms
44,988 KB |
testcase_05 | AC | 173 ms
44,600 KB |
testcase_06 | AC | 171 ms
44,404 KB |
testcase_07 | AC | 175 ms
44,696 KB |
testcase_08 | AC | 168 ms
44,752 KB |
testcase_09 | AC | 170 ms
44,696 KB |
testcase_10 | AC | 159 ms
44,700 KB |
testcase_11 | AC | 166 ms
44,500 KB |
testcase_12 | AC | 174 ms
44,920 KB |
testcase_13 | AC | 170 ms
44,688 KB |
testcase_14 | AC | 170 ms
44,656 KB |
testcase_15 | AC | 169 ms
44,832 KB |
testcase_16 | AC | 162 ms
44,704 KB |
testcase_17 | AC | 172 ms
44,644 KB |
testcase_18 | AC | 178 ms
44,440 KB |
testcase_19 | AC | 172 ms
44,452 KB |
testcase_20 | AC | 175 ms
44,304 KB |
testcase_21 | AC | 176 ms
44,892 KB |
testcase_22 | AC | 170 ms
44,676 KB |
testcase_23 | AC | 171 ms
44,920 KB |
testcase_24 | AC | 173 ms
44,748 KB |
testcase_25 | AC | 175 ms
44,932 KB |
testcase_26 | AC | 165 ms
44,784 KB |
testcase_27 | AC | 170 ms
44,312 KB |
testcase_28 | AC | 173 ms
44,396 KB |
testcase_29 | AC | 169 ms
44,496 KB |
testcase_30 | AC | 174 ms
44,248 KB |
testcase_31 | AC | 168 ms
44,568 KB |
testcase_32 | AC | 167 ms
44,584 KB |
testcase_33 | AC | 45 ms
36,368 KB |
testcase_34 | AC | 45 ms
36,604 KB |
testcase_35 | AC | 44 ms
36,308 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.math.BigInteger; import java.util.NoSuchElementException; public class Main { static long MOD = 1000000007L; static long[][] memo1 = new long[32][32]; public static void main(String[] args) { FastScanner sc = new FastScanner(); int x = sc.nextInt(); long[][] dp = new long[33][33]; //dp[0][0] = 1; if(x >= 32){ System.out.println(0 + " " + 0); return; } for(int i = 0; i < 33; i++) { for(int j = 0; j < 33; j++) { if(i + 1 < 33) { dp[i + 1][j] += dp[i][j]; } if(i + 1 < 33 && j + 1 < 33) { dp[i + 1][j + 1] += dp[i][j] + comb(i,j) * (1L << i); } } } long count = comb(31,x); System.out.println(count + " " + dp[31][x]); } static long dfs(long s, int id,int idx) { if(id == 0) { return s; } if(idx == 31) return 0; if(id + idx > 31) return 0; return dfs(s | 1L << idx,id-1,idx+1) + dfs(s, id, idx+1); } static long comb(long n, long k) { BigInteger a = new BigInteger("1"); BigInteger b = new BigInteger("1"); for(int i = 0; i < k; i++) { a = a.multiply(new BigInteger(String.valueOf(n - i))); } for(int i = 1; i <= k; i++) { b = b.multiply(new BigInteger(String.valueOf(i))); } return a.divide(b).longValue(); } } 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;} private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;} public boolean hasNext() { skipUnprintable(); 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() { if (!hasNext()) throw new NoSuchElementException(); int 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(); } } }