結果
問題 |
No.457 (^^*)
|
ユーザー |
|
提出日時 | 2017-04-02 14:45:26 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 117 ms / 2,000 ms |
コード長 | 2,866 bytes |
コンパイル時間 | 2,070 ms |
コンパイル使用メモリ | 77,996 KB |
実行使用メモリ | 54,236 KB |
最終ジャッジ日時 | 2024-07-08 00:06:43 |
合計ジャッジ時間 | 4,607 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
other | AC * 20 |
ソースコード
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper plug-in * Actual solution is at the top * * @author Chiaki.Hoshinomori */ public class Main { public static void main(String[] args) { InputStream inputStream = System.in; OutputStream outputStream = System.out; InputReader in = new InputReader(inputStream); PrintWriter out = new PrintWriter(outputStream); Task457 solver = new Task457(); solver.solve(1, in, out); out.close(); } static class Task457 { public void solve(int testNumber, InputReader in, PrintWriter out) { char[] s = in.next().toCharArray(); int n = s.length; int[] nx = new int[n]; int[] ny = new int[n]; int[] cnt = new int[n + 1]; for (int i = n - 1; i >= 0; i--) { cnt[i] = cnt[i + 1]; if (s[i] == ')') ++cnt[i]; nx[i] = i == n - 1 ? n : nx[i + 1]; ny[i] = i == n - 1 ? n : ny[i + 1]; if (s[i] == '^') nx[i] = i; if (s[i] == '*') ny[i] = i; } int left = 0, right = 0; for (int i = 0; i < n; i++) { if (s[i] != '(') continue; int a = nx[i]; if (a >= n - 1) continue; a = nx[a + 1]; if (a >= n - 1) continue; a = ny[a + 1]; if (a != n) { left += cnt[a + 1]; } } for (int i = 0; i < n; i++) { if (s[i] != '(') continue; int a = ny[i]; if (a >= n - 1) continue; a = nx[a + 1]; if (a >= n - 1) continue; a = nx[a + 1]; if (a != n) { right += cnt[a + 1]; } } out.printf("%d %d\n", left, right); } } static class InputReader { public BufferedReader reader; public StringTokenizer tokenizer; public InputReader(InputStream stream) { reader = new BufferedReader(new InputStreamReader(stream), 32768); tokenizer = null; } public String next() { while (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new StringTokenizer(reader.readLine()); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } } }