結果
問題 | No.1791 Repeat Multiplication |
ユーザー | hiromi_ayase |
提出日時 | 2021-12-22 04:45:59 |
言語 | Java21 (openjdk 21) |
結果 |
MLE
|
実行時間 | - |
コード長 | 3,247 bytes |
コンパイル時間 | 2,839 ms |
コンパイル使用メモリ | 90,832 KB |
実行使用メモリ | 698,912 KB |
最終ジャッジ日時 | 2024-09-15 18:00:17 |
合計ジャッジ時間 | 18,935 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge6 |
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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 | 73 ms
43,492 KB |
testcase_01 | AC | 74 ms
38,360 KB |
testcase_02 | AC | 136 ms
41,712 KB |
testcase_03 | AC | 79 ms
37,972 KB |
testcase_04 | AC | 98 ms
38,956 KB |
testcase_05 | AC | 98 ms
38,756 KB |
testcase_06 | AC | 84 ms
38,428 KB |
testcase_07 | AC | 99 ms
38,920 KB |
testcase_08 | AC | 2,016 ms
155,852 KB |
testcase_09 | AC | 1,782 ms
140,300 KB |
testcase_10 | AC | 1,920 ms
144,428 KB |
testcase_11 | AC | 1,521 ms
127,880 KB |
testcase_12 | AC | 1,044 ms
92,632 KB |
testcase_13 | MLE | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
testcase_16 | -- | - |
testcase_17 | -- | - |
testcase_18 | -- | - |
testcase_19 | -- | - |
testcase_20 | -- | - |
testcase_21 | -- | - |
testcase_22 | -- | - |
testcase_23 | -- | - |
testcase_24 | -- | - |
testcase_25 | -- | - |
testcase_26 | -- | - |
testcase_27 | -- | - |
testcase_28 | -- | - |
testcase_29 | -- | - |
testcase_30 | -- | - |
testcase_31 | -- | - |
testcase_32 | -- | - |
testcase_33 | -- | - |
testcase_34 | -- | - |
ソースコード
import java.util.*; @SuppressWarnings("unused") public class Main { private static void solve() { int n = ni(); int q = ni(); Map<Integer, Set<Integer>> map = new HashMap<>(); for (int i = 1; i <= n; i++) { map.put(i, new HashSet<>()); } int[] dpL = new int[n + 1]; dpL[1] = 1; for (int i = 1; i <= n; i++) { for (int j = 2; j * i <= n; j++) { dpL[j * i] += dpL[i]; map.get(j * i).add(i); map.get(j * i).add(j); } } int[] dpR = new int[n + 1]; Arrays.fill(dpR, 1); for (int i = n; i >= 1; i--) { for (int v : map.get(i)) { if (v == 1) continue; dpR[i / v] += dpR[i]; } } for (int i = 0; i < q; i++) { int x = ni(); long ret = 1; for (int j = 2; j * x <= n; j++) { ret += dpR[j * x]; } ret *= dpL[x]; out.println(ret); } } 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)); } }