結果
問題 | No.1187 皇帝ペンギン |
ユーザー | hiromi_ayase |
提出日時 | 2020-08-22 14:02:14 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 127 ms / 1,000 ms |
コード長 | 2,943 bytes |
コンパイル時間 | 2,776 ms |
コンパイル使用メモリ | 78,036 KB |
実行使用メモリ | 70,328 KB |
平均クエリ数 | 21.96 |
最終ジャッジ日時 | 2023-09-24 05:59:27 |
合計ジャッジ時間 | 12,087 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge12 |
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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 | 118 ms
68,476 KB |
testcase_01 | AC | 124 ms
68,704 KB |
testcase_02 | AC | 117 ms
68,820 KB |
testcase_03 | AC | 112 ms
68,996 KB |
testcase_04 | AC | 113 ms
70,328 KB |
testcase_05 | AC | 118 ms
68,924 KB |
testcase_06 | AC | 112 ms
69,280 KB |
testcase_07 | AC | 113 ms
69,412 KB |
testcase_08 | AC | 114 ms
68,868 KB |
testcase_09 | AC | 124 ms
68,268 KB |
testcase_10 | AC | 114 ms
68,916 KB |
testcase_11 | AC | 114 ms
68,400 KB |
testcase_12 | AC | 125 ms
69,344 KB |
testcase_13 | AC | 118 ms
68,436 KB |
testcase_14 | AC | 114 ms
69,524 KB |
testcase_15 | AC | 113 ms
68,876 KB |
testcase_16 | AC | 114 ms
69,044 KB |
testcase_17 | AC | 120 ms
69,816 KB |
testcase_18 | AC | 114 ms
69,676 KB |
testcase_19 | AC | 116 ms
68,272 KB |
testcase_20 | AC | 115 ms
68,212 KB |
testcase_21 | AC | 117 ms
68,520 KB |
testcase_22 | AC | 116 ms
68,964 KB |
testcase_23 | AC | 117 ms
70,236 KB |
testcase_24 | AC | 114 ms
69,304 KB |
testcase_25 | AC | 113 ms
69,100 KB |
testcase_26 | AC | 127 ms
69,800 KB |
testcase_27 | AC | 114 ms
68,820 KB |
testcase_28 | AC | 117 ms
68,644 KB |
testcase_29 | AC | 117 ms
68,832 KB |
testcase_30 | AC | 115 ms
69,604 KB |
testcase_31 | AC | 114 ms
68,880 KB |
testcase_32 | AC | 112 ms
68,100 KB |
testcase_33 | AC | 112 ms
68,792 KB |
testcase_34 | AC | 111 ms
68,732 KB |
testcase_35 | AC | 113 ms
68,332 KB |
testcase_36 | AC | 120 ms
68,204 KB |
testcase_37 | AC | 110 ms
68,368 KB |
testcase_38 | AC | 113 ms
68,944 KB |
testcase_39 | AC | 113 ms
69,564 KB |
testcase_40 | AC | 113 ms
68,244 KB |
testcase_41 | AC | 114 ms
66,508 KB |
testcase_42 | AC | 113 ms
68,872 KB |
testcase_43 | AC | 113 ms
68,900 KB |
testcase_44 | AC | 112 ms
68,548 KB |
testcase_45 | AC | 112 ms
66,984 KB |
testcase_46 | AC | 121 ms
68,780 KB |
testcase_47 | AC | 112 ms
68,396 KB |
testcase_48 | AC | 111 ms
68,820 KB |
testcase_49 | AC | 115 ms
68,656 KB |
testcase_50 | AC | 112 ms
66,732 KB |
testcase_51 | AC | 122 ms
68,716 KB |
testcase_52 | AC | 113 ms
66,048 KB |
testcase_53 | AC | 114 ms
68,916 KB |
ソースコード
public class Main { private static void solve() { int ng = 1000; int ok = 0; while (Math.abs(ok - ng) > 1) { int x = (ng + ok) / 2; boolean b1 = ask(x + 0); boolean b2 = ask(x + 1); if (b1 || b2) { ok = x; } else { ng = x; } } boolean b2 = ask(ok + 1); answer(b2 ? ok + 1 : ok); } private static boolean ask(int x) { System.out.println("? " + x); System.out.flush(); return next().equals("safe"); } private static void answer(int x) { System.out.println("! " + x); System.out.flush(); } 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)); } }