結果
問題 | No.39 桁の数字を入れ替え |
ユーザー | fujisu |
提出日時 | 2015-03-07 05:11:34 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 54 ms / 5,000 ms |
コード長 | 2,434 bytes |
コンパイル時間 | 2,444 ms |
コンパイル使用メモリ | 78,128 KB |
実行使用メモリ | 37,188 KB |
最終ジャッジ日時 | 2024-10-02 06:14:15 |
合計ジャッジ時間 | 4,162 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 | 51 ms
36,736 KB |
testcase_01 | AC | 51 ms
36,996 KB |
testcase_02 | AC | 51 ms
36,864 KB |
testcase_03 | AC | 53 ms
36,564 KB |
testcase_04 | AC | 50 ms
37,092 KB |
testcase_05 | AC | 52 ms
37,008 KB |
testcase_06 | AC | 52 ms
36,552 KB |
testcase_07 | AC | 54 ms
36,664 KB |
testcase_08 | AC | 52 ms
37,004 KB |
testcase_09 | AC | 53 ms
36,564 KB |
testcase_10 | AC | 52 ms
37,088 KB |
testcase_11 | AC | 52 ms
37,080 KB |
testcase_12 | AC | 51 ms
36,892 KB |
testcase_13 | AC | 53 ms
37,092 KB |
testcase_14 | AC | 53 ms
36,864 KB |
testcase_15 | AC | 52 ms
36,744 KB |
testcase_16 | AC | 52 ms
37,188 KB |
testcase_17 | AC | 52 ms
36,552 KB |
testcase_18 | AC | 53 ms
36,564 KB |
ソースコード
import java.io.IOException; import java.util.InputMismatchException; public class Main { void run() { MyScanner sc = new MyScanner(); char[] c = sc.next().toCharArray(); int n = c.length; int max = 0; for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { char tmp = c[i]; c[i] = c[j]; c[j] = tmp; max = Math.max(max, Integer.parseInt(new String(c))); tmp = c[i]; c[i] = c[j]; c[j] = tmp; } } 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(); } } }