結果
問題 | No.615 集合に分けよう |
ユーザー | hiromi_ayase |
提出日時 | 2017-12-15 07:01:28 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 295 ms / 2,000 ms |
コード長 | 2,559 bytes |
コンパイル時間 | 2,873 ms |
コンパイル使用メモリ | 88,864 KB |
実行使用メモリ | 46,436 KB |
最終ジャッジ日時 | 2024-05-08 11:07:52 |
合計ジャッジ時間 | 8,750 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 83 ms
38,488 KB |
testcase_01 | AC | 85 ms
38,272 KB |
testcase_02 | AC | 83 ms
38,168 KB |
testcase_03 | AC | 84 ms
38,512 KB |
testcase_04 | AC | 83 ms
38,568 KB |
testcase_05 | AC | 84 ms
38,488 KB |
testcase_06 | AC | 84 ms
38,276 KB |
testcase_07 | AC | 84 ms
38,304 KB |
testcase_08 | AC | 87 ms
38,372 KB |
testcase_09 | AC | 85 ms
38,456 KB |
testcase_10 | AC | 84 ms
38,512 KB |
testcase_11 | AC | 84 ms
38,292 KB |
testcase_12 | AC | 85 ms
38,356 KB |
testcase_13 | AC | 95 ms
38,796 KB |
testcase_14 | AC | 100 ms
39,112 KB |
testcase_15 | AC | 198 ms
42,600 KB |
testcase_16 | AC | 295 ms
46,224 KB |
testcase_17 | AC | 291 ms
46,436 KB |
testcase_18 | AC | 269 ms
45,960 KB |
testcase_19 | AC | 269 ms
46,236 KB |
testcase_20 | AC | 269 ms
46,272 KB |
testcase_21 | AC | 268 ms
46,256 KB |
testcase_22 | AC | 273 ms
46,416 KB |
testcase_23 | AC | 224 ms
46,132 KB |
testcase_24 | AC | 292 ms
46,164 KB |
testcase_25 | AC | 84 ms
38,448 KB |
testcase_26 | AC | 83 ms
38,160 KB |
testcase_27 | AC | 176 ms
45,332 KB |
testcase_28 | AC | 177 ms
45,096 KB |
testcase_29 | AC | 229 ms
46,356 KB |
testcase_30 | AC | 234 ms
45,852 KB |
ソースコード
import java.util.Arrays; public class Main { private static void solve() { int n = ni(); int k = ni(); long[] a = nal(n); Arrays.sort(a); long now = a[n - 1] - a[0]; long[] d = new long[n - 1]; for (int i = 1; i < n; i ++) { d[i - 1] = a[i] - a[i - 1]; } Arrays.sort(d); for (int i = 0; i < k - 1; i ++) { now -= d[d.length - 1 - i]; } System.out.println(now); } public static void main(String[] args) { new Thread(null, new Runnable() { @Override public void run() { long start = System.currentTimeMillis(); String debug = args.length > 0 ? args[0] : null; if (debug != null) { try { is = java.nio.file.Files.newInputStream(java.nio.file.Paths.get(debug)); } catch (Exception e) { throw new RuntimeException(e); } } reader = new java.io.BufferedReader(new java.io.InputStreamReader(is), 32768); solve(); out.flush(); tr((System.currentTimeMillis() - start) + "ms"); } }, "", 64000000).start(); } private static java.io.InputStream is = System.in; private static java.io.PrintWriter out = new java.io.PrintWriter(System.out); private static java.util.StringTokenizer tokenizer = null; private static java.io.BufferedReader reader; public static String next() { while (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new java.util.StringTokenizer(reader.readLine()); } catch (Exception e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } private static double nd() { return Double.parseDouble(next()); } private static long nl() { return Long.parseLong(next()); } private static int[] na(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = ni(); return a; } private static char[] ns() { return next().toCharArray(); } private static long[] nal(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = nl(); return a; } private static int[][] ntable(int n, int m) { int[][] table = new int[n][m]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { table[i][j] = ni(); } } return table; } private static int[][] nlist(int n, int m) { int[][] table = new int[m][n]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { table[j][i] = ni(); } } return table; } private static int ni() { return Integer.parseInt(next()); } private static void tr(Object... o) { if (is != System.in) System.out.println(java.util.Arrays.deepToString(o)); } }