結果
問題 | No.326 あみだますたー |
ユーザー | Grenache |
提出日時 | 2015-12-19 00:33:32 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 273 ms / 2,000 ms |
コード長 | 2,854 bytes |
コンパイル時間 | 3,856 ms |
コンパイル使用メモリ | 76,472 KB |
実行使用メモリ | 60,872 KB |
最終ジャッジ日時 | 2023-08-07 18:22:19 |
合計ジャッジ時間 | 11,083 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge13 |
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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 | 46 ms
49,320 KB |
testcase_01 | AC | 118 ms
55,272 KB |
testcase_02 | AC | 162 ms
55,644 KB |
testcase_03 | AC | 262 ms
60,488 KB |
testcase_04 | AC | 210 ms
58,912 KB |
testcase_05 | AC | 47 ms
49,448 KB |
testcase_06 | AC | 229 ms
60,136 KB |
testcase_07 | AC | 71 ms
50,676 KB |
testcase_08 | AC | 226 ms
58,740 KB |
testcase_09 | AC | 273 ms
60,352 KB |
testcase_10 | AC | 263 ms
60,392 KB |
testcase_11 | AC | 138 ms
55,916 KB |
testcase_12 | AC | 245 ms
58,708 KB |
testcase_13 | AC | 248 ms
60,168 KB |
testcase_14 | AC | 164 ms
55,600 KB |
testcase_15 | AC | 191 ms
56,284 KB |
testcase_16 | AC | 205 ms
59,800 KB |
testcase_17 | AC | 211 ms
58,412 KB |
testcase_18 | AC | 205 ms
58,492 KB |
testcase_19 | AC | 231 ms
60,192 KB |
testcase_20 | AC | 116 ms
55,376 KB |
testcase_21 | AC | 117 ms
55,732 KB |
testcase_22 | AC | 246 ms
59,708 KB |
testcase_23 | AC | 245 ms
59,016 KB |
testcase_24 | AC | 254 ms
60,872 KB |
testcase_25 | AC | 252 ms
60,276 KB |
testcase_26 | AC | 156 ms
56,004 KB |
testcase_27 | AC | 232 ms
59,920 KB |
ソースコード
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Iterator; import java.util.List; public class Main_yukicoder326 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); Printer pr = new Printer(System.out); int n = sc.nextInt(); int k = sc.nextInt(); int[] x = new int[k]; int[] y = new int[k]; for (int i = 0; i < k; i++) { x[i] = sc.nextInt(); y[i] = sc.nextInt(); } int[] a = new int[n]; for (int i = 0; i < n; i++) { int tmp = sc.nextInt(); a[tmp - 1] = i + 1; } int[] s = new int[n]; for (int i = 0; i < n; i++) { s[i] = i + 1; } for (int i = 0; i < k; i++) { int tmp = s[x[i] - 1]; s[x[i] - 1] = s[y[i] - 1]; s[y[i] - 1] = tmp; } List<Integer> xx = new ArrayList<Integer>(); List<Integer> yy = new ArrayList<Integer>(); for (int i = 0; i < n; i++) { if (s[i] != a[i]) { int j; for (j = i + 1; j < n; j++) { if (s[j] == a[i]) { break; } } int tmpj = j; while (tmpj - i >= 1) { int tmp = s[tmpj]; s[tmpj] = s[tmpj - 1]; s[tmpj - 1] = tmp; xx.add(tmpj); yy.add(tmpj + 1); tmpj--; } } } pr.println(xx.size()); for (int i = 0; i < xx.size(); i++) { pr.printf("%d %d\n", xx.get(i), yy.get(i)); } pr.close(); sc.close(); } @SuppressWarnings("unused") private static class Scanner { BufferedReader br; Iterator<String> it; Scanner (InputStream in) { br = new BufferedReader(new InputStreamReader(in)); } String next() throws RuntimeException { try { if (it == null || !it.hasNext()) { it = Arrays.asList(br.readLine().split(" ")).iterator(); } return it.next(); } catch (IOException e) { throw new IllegalStateException(); } } int nextInt() throws RuntimeException { return Integer.parseInt(next()); } long nextLong() throws RuntimeException { return Long.parseLong(next()); } float nextFloat() throws RuntimeException { return Float.parseFloat(next()); } double nextDouble() throws RuntimeException { return Double.parseDouble(next()); } void close() { try { br.close(); } catch (IOException e) { // throw new IllegalStateException(); } } } private static class Printer extends PrintWriter { Printer(PrintStream out) { super(out); } } }