結果
問題 |
No.1318 ABCD quadruplets
|
ユーザー |
![]() |
提出日時 | 2023-04-11 20:00:31 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 980 ms / 2,000 ms |
コード長 | 2,730 bytes |
コンパイル時間 | 3,182 ms |
コンパイル使用メモリ | 91,640 KB |
実行使用メモリ | 52,488 KB |
最終ジャッジ日時 | 2024-10-07 14:22:22 |
合計ジャッジ時間 | 16,714 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 30 |
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 n = sc.nextInt(); int m = sc.nextInt(); long[] ans = new long[n + 1]; for (int a = 0; a <= m && getValue(a, a, a, a) <= n; a++) { for (int b = a; b <= m && getValue(a, b, b, b) <= n; b++) { for (int c = b; c <= m && getValue(a, b, c, c) <= n; c++) { for (int d = c; d <= m && getValue(a, b, c, d) <= n; d++) { ans[getValue(a, b, c, d)] += getCount(a, b, c, d); } } } } System.out.println(String.join("\n", Arrays.stream(ans).mapToObj(String::valueOf).toArray(String[]::new))); } static int getValue(int a, int b, int c, int d) { return a * a + a * b + a * c + a * d + b * b + b * c + b * d + c * c + c * d + d * d; } static int getCount(int a, int b, int c, int d) { if (a == d) { return 1; } else if (a == c) { return 4; } else if (a == b) { if (c == d) { return 6; } else { return 12; } } else if (b == d) { return 4; } else if (b == c) { return 12; } else if (c == d) { return 12; } else { return 24; } } } 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(); } }