結果
問題 | No.385 カップ麺生活 |
ユーザー | tenten |
提出日時 | 2023-04-04 17:32:48 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 57 ms / 2,000 ms |
コード長 | 2,415 bytes |
コンパイル時間 | 2,968 ms |
コンパイル使用メモリ | 84,804 KB |
実行使用メモリ | 37,444 KB |
最終ジャッジ日時 | 2024-10-01 09:08:58 |
合計ジャッジ時間 | 5,125 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 | 45 ms
37,348 KB |
testcase_01 | AC | 46 ms
37,036 KB |
testcase_02 | AC | 44 ms
37,316 KB |
testcase_03 | AC | 46 ms
36,968 KB |
testcase_04 | AC | 47 ms
36,964 KB |
testcase_05 | AC | 46 ms
37,352 KB |
testcase_06 | AC | 45 ms
37,032 KB |
testcase_07 | AC | 47 ms
37,136 KB |
testcase_08 | AC | 44 ms
36,848 KB |
testcase_09 | AC | 44 ms
37,004 KB |
testcase_10 | AC | 57 ms
37,160 KB |
testcase_11 | AC | 46 ms
36,708 KB |
testcase_12 | AC | 48 ms
37,428 KB |
testcase_13 | AC | 49 ms
36,988 KB |
testcase_14 | AC | 47 ms
36,860 KB |
testcase_15 | AC | 46 ms
37,348 KB |
testcase_16 | AC | 44 ms
37,120 KB |
testcase_17 | AC | 50 ms
37,444 KB |
testcase_18 | AC | 45 ms
37,184 KB |
testcase_19 | AC | 47 ms
37,224 KB |
testcase_20 | AC | 49 ms
36,964 KB |
testcase_21 | AC | 48 ms
37,352 KB |
testcase_22 | AC | 49 ms
37,048 KB |
testcase_23 | AC | 49 ms
37,348 KB |
testcase_24 | AC | 48 ms
37,252 KB |
testcase_25 | AC | 46 ms
37,084 KB |
testcase_26 | AC | 47 ms
37,216 KB |
testcase_27 | AC | 48 ms
36,988 KB |
testcase_28 | AC | 47 ms
37,228 KB |
testcase_29 | AC | 44 ms
37,316 KB |
testcase_30 | AC | 48 ms
37,104 KB |
testcase_31 | AC | 44 ms
36,856 KB |
testcase_32 | AC | 45 ms
37,052 KB |
testcase_33 | AC | 48 ms
37,276 KB |
testcase_34 | AC | 47 ms
37,032 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(); int m = sc.nextInt(); int n = sc.nextInt(); int[] counts = new int[m + 1]; Arrays.fill(counts, -1); counts[0] = 0; for (int i = 0; i < n; i++) { int x = sc.nextInt(); for (int j = 0; j + x <= m; j++) { if (counts[j] >= 0) { counts[j + x] = Math.max(counts[j + x], counts[j] + 1); } } } int max = 0; for (int i = 1; i <= m; i++) { if (counts[i] < 0) { counts[i] = 0; } max = Math.max(max, counts[i]); } long ans = 0; boolean[] isNotPrimes = new boolean[m + 1]; for (int i = 2; i < m; i++) { if (!isNotPrimes[i]) { ans += counts[m - i]; for (int j = 2; j * i <= m; j++) { isNotPrimes[j * i] = true; } } } ans += max; System.out.println(ans); } } 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(); } }