結果
問題 | No.1809 Divide NCK |
ユーザー | tenten |
提出日時 | 2023-12-06 17:32:06 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 77 ms / 2,000 ms |
コード長 | 2,337 bytes |
コンパイル時間 | 2,774 ms |
コンパイル使用メモリ | 89,712 KB |
実行使用メモリ | 38,472 KB |
最終ジャッジ日時 | 2024-09-27 01:35:57 |
合計ジャッジ時間 | 6,521 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 49 ms
37,020 KB |
testcase_01 | AC | 49 ms
36,916 KB |
testcase_02 | AC | 52 ms
36,864 KB |
testcase_03 | AC | 49 ms
36,732 KB |
testcase_04 | AC | 50 ms
36,816 KB |
testcase_05 | AC | 50 ms
37,328 KB |
testcase_06 | AC | 51 ms
37,140 KB |
testcase_07 | AC | 50 ms
37,032 KB |
testcase_08 | AC | 51 ms
37,116 KB |
testcase_09 | AC | 50 ms
36,860 KB |
testcase_10 | AC | 50 ms
36,848 KB |
testcase_11 | AC | 51 ms
37,256 KB |
testcase_12 | AC | 49 ms
37,140 KB |
testcase_13 | AC | 52 ms
36,716 KB |
testcase_14 | AC | 49 ms
37,036 KB |
testcase_15 | AC | 49 ms
37,112 KB |
testcase_16 | AC | 77 ms
38,260 KB |
testcase_17 | AC | 51 ms
36,864 KB |
testcase_18 | AC | 74 ms
38,340 KB |
testcase_19 | AC | 75 ms
38,080 KB |
testcase_20 | AC | 49 ms
37,036 KB |
testcase_21 | AC | 50 ms
37,248 KB |
testcase_22 | AC | 50 ms
37,220 KB |
testcase_23 | AC | 50 ms
37,020 KB |
testcase_24 | AC | 50 ms
36,732 KB |
testcase_25 | AC | 49 ms
37,076 KB |
testcase_26 | AC | 50 ms
36,812 KB |
testcase_27 | AC | 50 ms
36,860 KB |
testcase_28 | AC | 50 ms
37,016 KB |
testcase_29 | AC | 76 ms
38,472 KB |
testcase_30 | AC | 51 ms
37,152 KB |
testcase_31 | AC | 50 ms
37,196 KB |
testcase_32 | AC | 50 ms
36,860 KB |
testcase_33 | AC | 53 ms
36,852 KB |
testcase_34 | AC | 50 ms
36,980 KB |
testcase_35 | AC | 51 ms
36,928 KB |
testcase_36 | AC | 53 ms
36,864 KB |
testcase_37 | AC | 51 ms
37,104 KB |
testcase_38 | AC | 50 ms
36,832 KB |
testcase_39 | AC | 49 ms
36,980 KB |
testcase_40 | AC | 49 ms
36,964 KB |
testcase_41 | AC | 50 ms
37,196 KB |
ソースコード
import java.io.*; import java.util.*; import java.util.stream.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(); long n = sc.nextLong(); long k = sc.nextLong(); long m = sc.nextLong(); HashMap<Long, Integer> base = new HashMap<>(); for (long i = 2; i <= Math.sqrt(m); i++) { while (m % i == 0) { m /= i; base.put(i, base.getOrDefault(i, 0) + 1); } } if (m > 1) { base.put(m, base.getOrDefault(m, 0) + 1); } long ans = Long.MAX_VALUE; for (long x : base.keySet()) { ans = Math.min(ans, getCount(n, k, x) / base.get(x)); } System.out.println(ans); } static long getCount(long a, long b, long x) { return getCount(a, x) - getCount(a - b, x) - getCount(b, x); } static long getCount(long a, long x) { long count = 0; while (a >= x) { count += a / x; a /= x; } return count; } } class Utilities { static String arrayToLineString(Object[] arr) { return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n")); } static String arrayToLineString(int[] arr) { return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new)); } } class Scanner { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(""); StringBuilder sb = new StringBuilder(); public Scanner() throws Exception { } public int nextInt() throws Exception { return Integer.parseInt(next()); } public long nextLong() throws Exception { return Long.parseLong(next()); } public double nextDouble() throws Exception { return Double.parseDouble(next()); } public int[] nextIntArray() throws Exception { return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray(); } public String next() throws Exception { while (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }