結果
問題 | No.589 Counting Even |
ユーザー | hiromi_ayase |
提出日時 | 2017-11-03 23:00:26 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,587 bytes |
コンパイル時間 | 3,449 ms |
コンパイル使用メモリ | 89,912 KB |
実行使用メモリ | 38,472 KB |
最終ジャッジ日時 | 2024-11-22 16:15:32 |
合計ジャッジ時間 | 6,054 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | AC | 84 ms
38,388 KB |
testcase_01 | AC | 82 ms
38,472 KB |
testcase_02 | AC | 83 ms
38,356 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | AC | 86 ms
38,160 KB |
testcase_23 | AC | 92 ms
38,124 KB |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | AC | 86 ms
38,288 KB |
testcase_27 | AC | 84 ms
37,960 KB |
testcase_28 | AC | 82 ms
38,160 KB |
ソースコード
public class Main { private static void solve() { long n = nl(); //nCr = n!/r!(n-r)! if (n == 0) { System.out.println(0); return; } int x = 63 - Long.numberOfLeadingZeros(n); long y = n - pow2(x); //(1+1)^n = nC0 + nC1 + nC2 + ... + nCn System.out.println(n + 1 - (y + 1) * 2); } private static long pow2(int n) { long ret = 1; for (int i = 0; i < n; i ++) { ret *= 2; } return ret; } public static void main(String[] args) { new Thread(null, new Runnable() { @Override public void run() { long start = System.currentTimeMillis(); String debug = args.length > 0 ? args[0] : null; if (debug != null) { try { is = java.nio.file.Files.newInputStream(java.nio.file.Paths.get(debug)); } catch (Exception e) { throw new RuntimeException(e); } } reader = new java.io.BufferedReader(new java.io.InputStreamReader(is), 32768); solve(); out.flush(); tr((System.currentTimeMillis() - start) + "ms"); } }, "", 64000000).start(); } private static java.io.InputStream is = System.in; private static java.io.PrintWriter out = new java.io.PrintWriter(System.out); private static java.util.StringTokenizer tokenizer = null; private static java.io.BufferedReader reader; public static String next() { while (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new java.util.StringTokenizer(reader.readLine()); } catch (Exception e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } private static double nd() { return Double.parseDouble(next()); } private static long nl() { return Long.parseLong(next()); } private static int[] na(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = ni(); return a; } private static char[] ns() { return next().toCharArray(); } private static long[] nal(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = nl(); return a; } private static int[][] ntable(int n, int m) { int[][] table = new int[n][m]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { table[i][j] = ni(); } } return table; } private static int[][] nlist(int n, int m) { int[][] table = new int[m][n]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { table[j][i] = ni(); } } return table; } private static int ni() { return Integer.parseInt(next()); } private static void tr(Object... o) { if (is != System.in) System.out.println(java.util.Arrays.deepToString(o)); } }