結果
問題 | No.420 mod2漸化式 |
ユーザー | nCk_cv |
提出日時 | 2016-09-13 17:35:16 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 190 ms / 1,000 ms |
コード長 | 3,733 bytes |
コンパイル時間 | 2,846 ms |
コンパイル使用メモリ | 79,460 KB |
実行使用メモリ | 45,436 KB |
最終ジャッジ日時 | 2024-06-06 19:32:50 |
合計ジャッジ時間 | 10,045 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | 169 ms
45,048 KB |
testcase_01 | AC | 167 ms
44,636 KB |
testcase_02 | AC | 164 ms
44,712 KB |
testcase_03 | AC | 164 ms
45,104 KB |
testcase_04 | AC | 163 ms
44,852 KB |
testcase_05 | AC | 165 ms
45,436 KB |
testcase_06 | AC | 163 ms
44,724 KB |
testcase_07 | AC | 189 ms
44,768 KB |
testcase_08 | AC | 190 ms
44,844 KB |
testcase_09 | AC | 170 ms
45,204 KB |
testcase_10 | AC | 171 ms
45,228 KB |
testcase_11 | AC | 169 ms
45,056 KB |
testcase_12 | AC | 171 ms
44,816 KB |
testcase_13 | AC | 168 ms
45,052 KB |
testcase_14 | AC | 178 ms
45,068 KB |
testcase_15 | AC | 178 ms
45,164 KB |
testcase_16 | AC | 163 ms
45,120 KB |
testcase_17 | AC | 166 ms
44,868 KB |
testcase_18 | AC | 160 ms
45,292 KB |
testcase_19 | AC | 166 ms
44,868 KB |
testcase_20 | AC | 171 ms
45,388 KB |
testcase_21 | AC | 165 ms
44,456 KB |
testcase_22 | AC | 162 ms
44,920 KB |
testcase_23 | AC | 158 ms
45,168 KB |
testcase_24 | AC | 158 ms
44,876 KB |
testcase_25 | AC | 160 ms
45,112 KB |
testcase_26 | AC | 167 ms
45,324 KB |
testcase_27 | AC | 166 ms
45,380 KB |
testcase_28 | AC | 166 ms
44,916 KB |
testcase_29 | AC | 164 ms
44,892 KB |
testcase_30 | AC | 162 ms
45,052 KB |
testcase_31 | AC | 161 ms
44,964 KB |
testcase_32 | AC | 166 ms
45,072 KB |
testcase_33 | AC | 44 ms
36,488 KB |
testcase_34 | AC | 48 ms
36,668 KB |
testcase_35 | AC | 50 ms
36,300 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 { public static void main(String[] args) { FastScanner sc = new FastScanner(); int x = sc.nextInt(); long[][] dp = new long[32][32]; //dp[0][0] = 1; if(x >= 32){ System.out.println(0 + " " + 0); return; } for(int i = 0; i < 31; i++) { for(int j = 0; j < 32; j++) { dp[i + 1][j] += dp[i][j]; if(j + 1 < 32) { 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(); } } }