結果
問題 | No.172 UFOを捕まえろ |
ユーザー |
![]() |
提出日時 | 2015-05-18 02:08:31 |
言語 | Java19 (openjdk 19.0.1) |
結果 |
AC
|
実行時間 | 47 ms / 5,000 ms |
コード長 | 2,612 bytes |
コンパイル時間 | 2,255 ms |
コンパイル使用メモリ | 74,300 KB |
実行使用メモリ | 49,536 KB |
最終ジャッジ日時 | 2023-08-05 17:05:36 |
合計ジャッジ時間 | 4,433 ms |
ジャッジサーバーID (参考情報) |
judge12 / judge14 |
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 | 46 ms
49,488 KB |
testcase_01 | AC | 44 ms
49,252 KB |
testcase_02 | AC | 46 ms
49,116 KB |
testcase_03 | AC | 45 ms
49,144 KB |
testcase_04 | AC | 46 ms
49,072 KB |
testcase_05 | AC | 47 ms
49,336 KB |
testcase_06 | AC | 46 ms
49,492 KB |
testcase_07 | AC | 46 ms
47,172 KB |
testcase_08 | AC | 45 ms
49,024 KB |
testcase_09 | AC | 45 ms
49,288 KB |
testcase_10 | AC | 44 ms
49,228 KB |
testcase_11 | AC | 45 ms
48,992 KB |
testcase_12 | AC | 44 ms
49,504 KB |
testcase_13 | AC | 46 ms
49,068 KB |
testcase_14 | AC | 45 ms
49,000 KB |
testcase_15 | AC | 45 ms
49,284 KB |
testcase_16 | AC | 46 ms
49,104 KB |
testcase_17 | AC | 46 ms
49,344 KB |
testcase_18 | AC | 45 ms
49,004 KB |
testcase_19 | AC | 44 ms
49,536 KB |
testcase_20 | AC | 43 ms
49,104 KB |
testcase_21 | AC | 43 ms
49,156 KB |
testcase_22 | AC | 44 ms
49,104 KB |
testcase_23 | AC | 44 ms
49,004 KB |
ソースコード
import java.io.IOException; import java.util.InputMismatchException; public class Main { void run() { MyScanner sc = new MyScanner(); int x = Math.abs(sc.nextInt()); int y = Math.abs(sc.nextInt()); int r = sc.nextInt(); double root2 = Math.sqrt(2); double max = 0; for (int i = -1; i <= 1; i += 2) { for (int j = -1; j <= 1; j += 2) { double nx = x + i * r/root2; double ny = y + j * r/root2; max = Math.max(max, nx + ny); } } int low = 0, high = 10000; while (low + 1 < high) { int mid = (low + high) / 2; if (max < mid) { high = mid; } else { low = mid; } } System.out.println(high); } public static void main(String[] args) { new Main().run(); } public void mapDebug(int[][] a) { System.out.println("--------map display---------"); for (int i = 0; i < a.length; i++) { for (int j = 0; j < a[i].length; j++) { System.out.printf("%3d ", a[i][j]); } System.out.println(); } System.out.println("----------------------------" + '\n'); } class MyScanner { int read() { try { return System.in.read(); } catch (IOException e) { throw new InputMismatchException(); } } boolean isSpaceChar(int c) { return c == ' ' || c == '\n' || c == '\r' || c == '\t' || c == -1; } boolean isEndline(int c) { return c == '\n' || c == '\r' || c == -1; } int nextInt() { return Integer.parseInt(next()); } int[] nextIntArray(int n) { int[] array = new int[n]; for (int i = 0; i < n; i++) array[i] = nextInt(); return array; } long nextLong() { return Long.parseLong(next()); } long[] nextLongArray(int n) { long[] array = new long[n]; for (int i = 0; i < n; i++) array[i] = nextLong(); return array; } double nextDouble() { return Double.parseDouble(next()); } double[] nextDoubleArray(int n) { double[] array = new double[n]; for (int i = 0; i < n; i++) array[i] = nextDouble(); return array; } String next() { int c = read(); while (isSpaceChar(c)) c = read(); StringBuilder res = new StringBuilder(); do { res.appendCodePoint(c); c = read(); } while (!isSpaceChar(c)); return res.toString(); } String[] nextStringArray(int n) { String[] array = new String[n]; for (int i = 0; i < n; i++) array[i] = next(); return array; } String nextLine() { int c = read(); while (isEndline(c)) c = read(); StringBuilder res = new StringBuilder(); do { res.appendCodePoint(c); c = read(); } while (!isEndline(c)); return res.toString(); } } }