結果
問題 | No.1252 数字根D |
ユーザー | hiromi_ayase |
提出日時 | 2020-10-09 22:23:32 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 187 ms / 2,000 ms |
コード長 | 2,878 bytes |
コンパイル時間 | 2,615 ms |
コンパイル使用メモリ | 94,828 KB |
実行使用メモリ | 41,544 KB |
最終ジャッジ日時 | 2024-07-20 12:27:11 |
合計ジャッジ時間 | 5,431 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 67 ms
37,888 KB |
testcase_01 | AC | 81 ms
38,132 KB |
testcase_02 | AC | 88 ms
38,784 KB |
testcase_03 | AC | 143 ms
40,140 KB |
testcase_04 | AC | 176 ms
41,372 KB |
testcase_05 | AC | 166 ms
41,136 KB |
testcase_06 | AC | 169 ms
41,112 KB |
testcase_07 | AC | 187 ms
41,544 KB |
testcase_08 | AC | 166 ms
41,364 KB |
testcase_09 | AC | 181 ms
40,952 KB |
testcase_10 | AC | 168 ms
41,160 KB |
testcase_11 | AC | 168 ms
41,272 KB |
testcase_12 | AC | 170 ms
40,988 KB |
testcase_13 | AC | 169 ms
41,144 KB |
testcase_14 | AC | 68 ms
38,032 KB |
ソースコード
import java.util.*; @SuppressWarnings("unused") public class Main { private static void solve() { int t = ni(); for (int i = 0; i < t; i++) { long ret = f(nl(), nl(), nl()); System.out.println(ret); } } private static long f(long d, long a, long b) { return g(d, b) - g(d, a - 1); } private static long g(long d, long a) { if (a < 0) return 0; long s = d * (d - 1) / 2; long x = a / (d - 1); long y = a % (d - 1); long ret = x * s + y * (y + 1) / 2; return 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)); } }