結果
問題 | No.601 Midpoint Erase |
ユーザー | Grenache |
提出日時 | 2017-12-02 21:32:14 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 173 ms / 2,000 ms |
コード長 | 4,232 bytes |
コンパイル時間 | 4,498 ms |
コンパイル使用メモリ | 75,140 KB |
実行使用メモリ | 53,340 KB |
最終ジャッジ日時 | 2023-08-24 18:47:00 |
合計ジャッジ時間 | 7,894 ms |
ジャッジサーバーID (参考情報) |
judge15 / 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 | 45 ms
49,400 KB |
testcase_01 | AC | 44 ms
49,364 KB |
testcase_02 | AC | 44 ms
49,412 KB |
testcase_03 | AC | 154 ms
53,340 KB |
testcase_04 | AC | 156 ms
53,244 KB |
testcase_05 | AC | 140 ms
53,044 KB |
testcase_06 | AC | 125 ms
53,180 KB |
testcase_07 | AC | 153 ms
36,596 KB |
testcase_08 | AC | 147 ms
36,256 KB |
testcase_09 | AC | 156 ms
36,176 KB |
testcase_10 | AC | 101 ms
36,148 KB |
testcase_11 | AC | 173 ms
36,516 KB |
testcase_12 | AC | 138 ms
36,412 KB |
testcase_13 | AC | 39 ms
33,516 KB |
testcase_14 | AC | 39 ms
33,480 KB |
testcase_15 | AC | 39 ms
33,684 KB |
testcase_16 | AC | 38 ms
33,492 KB |
testcase_17 | AC | 38 ms
33,764 KB |
testcase_18 | AC | 39 ms
33,472 KB |
testcase_19 | AC | 40 ms
33,652 KB |
testcase_20 | AC | 39 ms
33,656 KB |
testcase_21 | AC | 39 ms
33,696 KB |
testcase_22 | AC | 39 ms
33,464 KB |
testcase_23 | AC | 40 ms
33,456 KB |
testcase_24 | AC | 39 ms
33,588 KB |
testcase_25 | AC | 39 ms
33,856 KB |
ソースコード
import java.io.*; import java.util.*; public class Main_yukicoder601 { private static Scanner sc; private static Printer pr; private static void solve() { int n = sc.nextInt(); int[][] cnt = new int[2][2]; for (int i = 0; i < n; i++) { int x = sc.nextInt(); int y = sc.nextInt(); cnt[x % 2][y % 2]++; } int ret = 0; for (int i = 0; i < 2; i++) { for (int j = 0; j < 2; j++) { ret += cnt[i][j] / 2; } } if (ret % 2 == 0) { pr.println("Bob"); } else { pr.println("Alice"); } } // --------------------------------------------------- public static void main(String[] args) { sc = new Scanner(System.in); pr = new Printer(System.out); solve(); pr.close(); sc.close(); } @SuppressWarnings("unused") private static class Scanner { BufferedReader br; Scanner (InputStream in) { br = new BufferedReader(new InputStreamReader(in)); } private boolean isPrintable(int ch) { return ch >= '!' && ch <= '~'; } private boolean isCRLF(int ch) { return ch == '\n' || ch == '\r' || ch == -1; } private int nextPrintable() { try { int ch; while (!isPrintable(ch = br.read())) { if (ch == -1) { throw new NoSuchElementException(); } } return ch; } catch (IOException e) { throw new NoSuchElementException(); } } String next() { try { int ch = nextPrintable(); StringBuilder sb = new StringBuilder(); do { sb.appendCodePoint(ch); } while (isPrintable(ch = br.read())); return sb.toString(); } catch (IOException e) { throw new NoSuchElementException(); } } int nextInt() { try { // parseInt from Integer.parseInt() boolean negative = false; int res = 0; int limit = -Integer.MAX_VALUE; int radix = 10; int fc = nextPrintable(); if (fc < '0') { if (fc == '-') { negative = true; limit = Integer.MIN_VALUE; } else if (fc != '+') { throw new NumberFormatException(); } fc = br.read(); } int multmin = limit / radix; int ch = fc; do { int digit = ch - '0'; if (digit < 0 || digit >= radix) { throw new NumberFormatException(); } if (res < multmin) { throw new NumberFormatException(); } res *= radix; if (res < limit + digit) { throw new NumberFormatException(); } res -= digit; } while (isPrintable(ch = br.read())); return negative ? res : -res; } catch (IOException e) { throw new NoSuchElementException(); } } long nextLong() { try { // parseLong from Long.parseLong() boolean negative = false; long res = 0; long limit = -Long.MAX_VALUE; int radix = 10; int fc = nextPrintable(); if (fc < '0') { if (fc == '-') { negative = true; limit = Long.MIN_VALUE; } else if (fc != '+') { throw new NumberFormatException(); } fc = br.read(); } long multmin = limit / radix; int ch = fc; do { int digit = ch - '0'; if (digit < 0 || digit >= radix) { throw new NumberFormatException(); } if (res < multmin) { throw new NumberFormatException(); } res *= radix; if (res < limit + digit) { throw new NumberFormatException(); } res -= digit; } while (isPrintable(ch = br.read())); return negative ? res : -res; } catch (IOException e) { throw new NoSuchElementException(); } } float nextFloat() { return Float.parseFloat(next()); } double nextDouble() { return Double.parseDouble(next()); } String nextLine() { try { int ch; while (isCRLF(ch = br.read())) { if (ch == -1) { throw new NoSuchElementException(); } } StringBuilder sb = new StringBuilder(); do { sb.appendCodePoint(ch); } while (!isCRLF(ch = br.read())); return sb.toString(); } catch (IOException e) { throw new NoSuchElementException(); } } void close() { try { br.close(); } catch (IOException e) { // throw new NoSuchElementException(); } } } private static class Printer extends PrintWriter { Printer(PrintStream out) { super(out); } } }