結果
問題 | No.894 二種類のバス |
ユーザー | hiromi_ayase |
提出日時 | 2019-09-27 21:40:32 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 79 ms / 1,000 ms |
コード長 | 2,990 bytes |
コンパイル時間 | 2,474 ms |
コンパイル使用メモリ | 94,068 KB |
実行使用メモリ | 53,164 KB |
最終ジャッジ日時 | 2024-09-24 21:02:40 |
合計ジャッジ時間 | 4,670 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
(要ログイン)
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 | 78 ms
51,472 KB |
testcase_01 | AC | 76 ms
51,472 KB |
testcase_02 | AC | 77 ms
51,448 KB |
testcase_03 | AC | 77 ms
51,424 KB |
testcase_04 | AC | 76 ms
51,488 KB |
testcase_05 | AC | 77 ms
51,352 KB |
testcase_06 | AC | 79 ms
51,508 KB |
testcase_07 | AC | 77 ms
51,348 KB |
testcase_08 | AC | 77 ms
51,508 KB |
testcase_09 | AC | 76 ms
51,092 KB |
testcase_10 | AC | 77 ms
51,312 KB |
testcase_11 | AC | 78 ms
51,224 KB |
testcase_12 | AC | 78 ms
51,472 KB |
testcase_13 | AC | 78 ms
51,464 KB |
testcase_14 | AC | 76 ms
51,320 KB |
testcase_15 | AC | 79 ms
51,564 KB |
testcase_16 | AC | 77 ms
51,188 KB |
testcase_17 | AC | 78 ms
53,164 KB |
testcase_18 | AC | 78 ms
51,316 KB |
testcase_19 | AC | 77 ms
51,416 KB |
ソースコード
import java.math.BigInteger; public class Main { private static void solve() { long t = nl(); long a = nl(); long b = nl(); BigInteger bt = BigInteger.valueOf(t); BigInteger ba = BigInteger.valueOf(a); BigInteger bb = BigInteger.valueOf(b); BigInteger x = BigInteger.valueOf((t + a - 1) / a + (t + b - 1) / b); BigInteger z = ba.multiply(bb).divide(ba.gcd(bb)); BigInteger y = bt.add(z).subtract(BigInteger.ONE).divide(z); System.out.println(x.subtract(y)); } public static long gcd(long a, long b) { while (b > 0) { long c = a; a = b; b = c % b; } return a; } 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)); } }