結果
問題 | No.136 Yet Another GCD Problem |
ユーザー | Grenache |
提出日時 | 2016-02-12 19:43:58 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 121 ms / 5,000 ms |
コード長 | 1,900 bytes |
コンパイル時間 | 3,529 ms |
コンパイル使用メモリ | 78,692 KB |
実行使用メモリ | 51,572 KB |
最終ジャッジ日時 | 2024-09-22 04:13:33 |
合計ジャッジ時間 | 7,838 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
(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 | 53 ms
50,156 KB |
testcase_01 | AC | 53 ms
50,540 KB |
testcase_02 | AC | 54 ms
50,480 KB |
testcase_03 | AC | 97 ms
51,376 KB |
testcase_04 | AC | 121 ms
51,472 KB |
testcase_05 | AC | 80 ms
51,300 KB |
testcase_06 | AC | 76 ms
51,284 KB |
testcase_07 | AC | 78 ms
51,228 KB |
testcase_08 | AC | 89 ms
51,228 KB |
testcase_09 | AC | 67 ms
50,768 KB |
testcase_10 | AC | 94 ms
51,400 KB |
testcase_11 | AC | 106 ms
51,304 KB |
testcase_12 | AC | 55 ms
50,532 KB |
testcase_13 | AC | 89 ms
51,404 KB |
testcase_14 | AC | 120 ms
51,328 KB |
testcase_15 | AC | 118 ms
51,356 KB |
testcase_16 | AC | 112 ms
51,340 KB |
testcase_17 | AC | 101 ms
51,228 KB |
testcase_18 | AC | 55 ms
50,480 KB |
testcase_19 | AC | 109 ms
51,420 KB |
testcase_20 | AC | 95 ms
51,468 KB |
testcase_21 | AC | 62 ms
50,832 KB |
testcase_22 | AC | 53 ms
50,388 KB |
testcase_23 | AC | 53 ms
50,252 KB |
testcase_24 | AC | 53 ms
50,428 KB |
testcase_25 | AC | 52 ms
50,476 KB |
testcase_26 | AC | 53 ms
50,400 KB |
testcase_27 | AC | 81 ms
51,188 KB |
testcase_28 | AC | 78 ms
51,212 KB |
testcase_29 | AC | 58 ms
50,388 KB |
testcase_30 | AC | 53 ms
50,448 KB |
testcase_31 | AC | 54 ms
50,236 KB |
testcase_32 | AC | 54 ms
50,488 KB |
testcase_33 | AC | 52 ms
50,116 KB |
testcase_34 | AC | 84 ms
51,348 KB |
testcase_35 | AC | 95 ms
51,384 KB |
testcase_36 | AC | 76 ms
51,300 KB |
testcase_37 | AC | 118 ms
51,572 KB |
testcase_38 | AC | 53 ms
50,512 KB |
testcase_39 | AC | 54 ms
50,428 KB |
testcase_40 | AC | 53 ms
50,196 KB |
testcase_41 | AC | 53 ms
50,188 KB |
ソースコード
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.Iterator; public class Main_yukicoder136 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); Printer pr = new Printer(System.out); int n = sc.nextInt(); int k = sc.nextInt(); int max = 1; for (int i = 2; i <= n; i++) { int tmp = n - i; for (int j = 2; j <= k && tmp > 0; j++) { max = Math.max(max, gcd(i, tmp)); tmp -= i; } } pr.println(max); pr.close(); sc.close(); } private static int gcd(int n, int m) { if (m == 0) { return n; } else { return gcd(m, n % m); } } @SuppressWarnings("unused") private static class Scanner { BufferedReader br; Iterator<String> it; Scanner (InputStream in) { br = new BufferedReader(new InputStreamReader(in)); } String next() throws RuntimeException { try { if (it == null || !it.hasNext()) { it = Arrays.asList(br.readLine().split(" ")).iterator(); } return it.next(); } catch (IOException e) { throw new IllegalStateException(); } } int nextInt() throws RuntimeException { return Integer.parseInt(next()); } long nextLong() throws RuntimeException { return Long.parseLong(next()); } float nextFloat() throws RuntimeException { return Float.parseFloat(next()); } double nextDouble() throws RuntimeException { return Double.parseDouble(next()); } void close() { try { br.close(); } catch (IOException e) { // throw new IllegalStateException(); } } } private static class Printer extends PrintWriter { Printer(PrintStream out) { super(out); } } }