結果
問題 | No.39 桁の数字を入れ替え |
ユーザー | nCk_cv |
提出日時 | 2016-07-03 01:00:14 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 55 ms / 5,000 ms |
コード長 | 3,396 bytes |
コンパイル時間 | 2,243 ms |
コンパイル使用メモリ | 77,724 KB |
実行使用メモリ | 36,992 KB |
最終ジャッジ日時 | 2024-10-02 07:02:48 |
合計ジャッジ時間 | 4,024 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 | 53 ms
36,400 KB |
testcase_01 | AC | 54 ms
36,904 KB |
testcase_02 | AC | 53 ms
36,876 KB |
testcase_03 | AC | 53 ms
36,744 KB |
testcase_04 | AC | 53 ms
36,976 KB |
testcase_05 | AC | 54 ms
36,920 KB |
testcase_06 | AC | 53 ms
36,744 KB |
testcase_07 | AC | 55 ms
36,504 KB |
testcase_08 | AC | 54 ms
36,828 KB |
testcase_09 | AC | 53 ms
36,936 KB |
testcase_10 | AC | 54 ms
36,696 KB |
testcase_11 | AC | 55 ms
36,916 KB |
testcase_12 | AC | 54 ms
36,896 KB |
testcase_13 | AC | 54 ms
36,976 KB |
testcase_14 | AC | 55 ms
36,992 KB |
testcase_15 | AC | 54 ms
36,892 KB |
testcase_16 | AC | 54 ms
36,932 KB |
testcase_17 | AC | 53 ms
36,916 KB |
testcase_18 | AC | 54 ms
36,968 KB |
ソースコード
import java.io.*; import java.math.*; import java.util.*; class Main { static int[] vy = {1,0,-1,0}; static int[] vx = {0,1,0,-1}; static long mod = 1000000007; public static void main(String[] args) { FastScanner sc = new FastScanner(); //Scanner sc = new Scanner(System.in); PrintWriter out = new PrintWriter(System.out); char[] in = sc.next().toCharArray(); int MAX = Integer.parseInt(String.valueOf(in)); for(int i = 0; i < in.length; i++) { for(int j = i+1; j < in.length; j++) { char tmp = in[i]; in[i] = in[j]; in[j] = tmp; MAX = Math.max(MAX, Integer.parseInt(String.valueOf(in))); tmp = in[i]; in[i] = in[j]; in[j] = tmp; } } System.out.println(MAX); } static class FastScanner { private final InputStream in = System.in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; private boolean hasNextByte() { if (ptr < buflen) { return true; }else{ ptr = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) { return false; } } return true; } private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;} private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;} private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;} public boolean hasNext() { skipUnprintable(); return hasNextByte();} public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = readByte(); while(isPrintableChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public long nextLong() { if (!hasNext()) throw new NoSuchElementException(); long n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while(true){ if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; }else if(b == -1 || !isPrintableChar(b)){ return minus ? -n : n; }else{ throw new NumberFormatException(); } b = readByte(); } } public int nextInt() { if (!hasNext()) throw new NoSuchElementException(); int n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while(true){ if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; }else if(b == -1 || !isPrintableChar(b)){ return minus ? -n : n; }else{ throw new NumberFormatException(); } b = readByte(); } } } }