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 | 310 ms / 2,000 ms |
コード長 | 2,854 bytes |
コンパイル時間 | 4,290 ms |
コンパイル使用メモリ | 79,540 KB |
実行使用メモリ | 50,676 KB |
最終ジャッジ日時 | 2024-04-25 11:54:16 |
合計ジャッジ時間 | 11,585 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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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 | 54 ms
36,952 KB |
testcase_01 | AC | 128 ms
40,984 KB |
testcase_02 | AC | 179 ms
42,092 KB |
testcase_03 | AC | 295 ms
49,940 KB |
testcase_04 | AC | 231 ms
44,004 KB |
testcase_05 | AC | 57 ms
37,132 KB |
testcase_06 | AC | 254 ms
46,804 KB |
testcase_07 | AC | 98 ms
38,236 KB |
testcase_08 | AC | 247 ms
45,904 KB |
testcase_09 | AC | 306 ms
50,400 KB |
testcase_10 | AC | 310 ms
50,676 KB |
testcase_11 | AC | 157 ms
41,564 KB |
testcase_12 | AC | 272 ms
44,828 KB |
testcase_13 | AC | 273 ms
48,752 KB |
testcase_14 | AC | 192 ms
42,048 KB |
testcase_15 | AC | 213 ms
42,972 KB |
testcase_16 | AC | 225 ms
46,308 KB |
testcase_17 | AC | 245 ms
43,624 KB |
testcase_18 | AC | 209 ms
42,976 KB |
testcase_19 | AC | 228 ms
43,256 KB |
testcase_20 | AC | 130 ms
41,396 KB |
testcase_21 | AC | 132 ms
41,216 KB |
testcase_22 | AC | 279 ms
44,432 KB |
testcase_23 | AC | 276 ms
44,620 KB |
testcase_24 | AC | 293 ms
49,500 KB |
testcase_25 | AC | 292 ms
49,072 KB |
testcase_26 | AC | 191 ms
41,816 KB |
testcase_27 | AC | 277 ms
45,020 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); } } }