結果
問題 | No.193 筒の数式 |
ユーザー | fujisu |
提出日時 | 2015-04-26 22:16:10 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,425 bytes |
コンパイル時間 | 2,312 ms |
コンパイル使用メモリ | 84,684 KB |
実行使用メモリ | 50,680 KB |
最終ジャッジ日時 | 2024-07-05 02:56:28 |
合計ジャッジ時間 | 4,224 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | 56 ms
50,568 KB |
testcase_01 | AC | 57 ms
50,380 KB |
testcase_02 | AC | 59 ms
50,384 KB |
testcase_03 | AC | 58 ms
50,484 KB |
testcase_04 | AC | 60 ms
50,452 KB |
testcase_05 | AC | 59 ms
50,476 KB |
testcase_06 | AC | 59 ms
50,184 KB |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | AC | 57 ms
50,172 KB |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | AC | 57 ms
50,396 KB |
testcase_15 | AC | 58 ms
50,156 KB |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
ソースコード
import java.io.IOException; import java.util.InputMismatchException; public class Main { char[] c; int id; int expression() { int res = term(); while (c[id] == '+' || c[id] == '-') { if (c[id] == '+') { id++; res += term(); } else { id++; res -= term(); } } return res; } int term() { int res = fact(); while (c[id] == '*' || c[id] == '/') { if (c[id] == '*') { id++; res *= fact(); } else { id++; res /= fact(); } } return res; } int fact() { int res = 0; if (c[id] == '(') { id++; res = expression(); id++; } else if (c[id] == '+') { id++; res = fact(); } else if (c[id] == '-') { id++; res = -fact(); } else { res = number(); } return res; } int number() { int res = 0; while ('0' <= c[id] && c[id] <= '9') { res *= 10; res += c[id] - '0'; id++; } return res; } void run() { MyScanner sc = new MyScanner(); StringBuilder s = new StringBuilder(sc.next()); int n = s.length(); int max = Integer.MIN_VALUE; for (int i = 0; i < n; i++) { c = (s.toString() + "=").toCharArray(); if (c[0] < '0' || '9' <= c[0]) { continue; } if (c[c.length - 2] < '0' || '9' <= c[c.length - 2]) { continue; } id = 0; int tmp = expression(); max = Math.max(max, tmp); s = new StringBuilder("").append(s.charAt(s.length() - 1)).append(s.substring(0, s.length() - 1)); } System.out.println(max); } public static void main(String[] args) { new Main().run(); } public void mapDebug(int[][] a) { System.out.println("--------map display---------"); for (int i = 0; i < a.length; i++) { for (int j = 0; j < a[i].length; j++) { System.out.printf("%3d ", a[i][j]); } System.out.println(); } System.out.println("----------------------------" + '\n'); } class MyScanner { int read() { try { return System.in.read(); } catch (IOException e) { throw new InputMismatchException(); } } boolean isSpaceChar(int c) { return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1; } boolean isEndline(int c) { return c == '\n' || c == '\r' || c == -1; } int nextInt() { return Integer.parseInt(next()); } int[] nextIntArray(int n) { int[] array = new int[n]; for (int i = 0; i < n; i++) array[i] = nextInt(); return array; } long nextLong() { return Long.parseLong(next()); } long[] nextLongArray(int n) { long[] array = new long[n]; for (int i = 0; i < n; i++) array[i] = nextLong(); return array; } double nextDouble() { return Double.parseDouble(next()); } double[] nextDoubleArray(int n) { double[] array = new double[n]; for (int i = 0; i < n; i++) array[i] = nextDouble(); return array; } String next() { int c = read(); while (isSpaceChar(c)) c = read(); StringBuilder res = new StringBuilder(); do { res.appendCodePoint(c); c = read(); } while (!isSpaceChar(c)); return res.toString(); } String[] nextStringArray(int n) { String[] array = new String[n]; for (int i = 0; i < n; i++) array[i] = next(); return array; } String nextLine() { int c = read(); while (isEndline(c)) c = read(); StringBuilder res = new StringBuilder(); do { res.appendCodePoint(c); c = read(); } while (!isEndline(c)); return res.toString(); } } }