結果
問題 | No.202 1円玉投げ |
ユーザー | 37zigen |
提出日時 | 2018-05-27 20:28:01 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 4,121 ms / 5,000 ms |
コード長 | 2,637 bytes |
コンパイル時間 | 2,443 ms |
コンパイル使用メモリ | 78,392 KB |
実行使用メモリ | 56,048 KB |
最終ジャッジ日時 | 2024-09-26 12:14:03 |
合計ジャッジ時間 | 57,081 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 1,320 ms
53,240 KB |
testcase_01 | AC | 3,104 ms
55,988 KB |
testcase_02 | AC | 59 ms
37,656 KB |
testcase_03 | AC | 59 ms
37,596 KB |
testcase_04 | AC | 62 ms
37,528 KB |
testcase_05 | AC | 420 ms
48,648 KB |
testcase_06 | AC | 3,407 ms
54,652 KB |
testcase_07 | AC | 4,002 ms
55,824 KB |
testcase_08 | AC | 3,945 ms
54,808 KB |
testcase_09 | AC | 2,024 ms
53,184 KB |
testcase_10 | AC | 907 ms
51,312 KB |
testcase_11 | AC | 1,594 ms
52,616 KB |
testcase_12 | AC | 1,649 ms
51,572 KB |
testcase_13 | AC | 990 ms
51,072 KB |
testcase_14 | AC | 571 ms
49,876 KB |
testcase_15 | AC | 1,958 ms
53,044 KB |
testcase_16 | AC | 1,742 ms
53,716 KB |
testcase_17 | AC | 2,158 ms
55,676 KB |
testcase_18 | AC | 2,281 ms
56,048 KB |
testcase_19 | AC | 1,814 ms
53,156 KB |
testcase_20 | AC | 3,182 ms
54,588 KB |
testcase_21 | AC | 1,860 ms
53,128 KB |
testcase_22 | AC | 104 ms
40,048 KB |
testcase_23 | AC | 111 ms
43,724 KB |
testcase_24 | AC | 113 ms
43,316 KB |
testcase_25 | AC | 122 ms
44,608 KB |
testcase_26 | AC | 135 ms
44,496 KB |
testcase_27 | AC | 125 ms
44,660 KB |
testcase_28 | AC | 127 ms
44,908 KB |
testcase_29 | AC | 151 ms
44,904 KB |
testcase_30 | AC | 137 ms
44,612 KB |
testcase_31 | AC | 126 ms
44,240 KB |
testcase_32 | AC | 176 ms
44,964 KB |
testcase_33 | AC | 173 ms
44,876 KB |
testcase_34 | AC | 185 ms
45,260 KB |
testcase_35 | AC | 1,942 ms
54,784 KB |
testcase_36 | AC | 1,577 ms
54,504 KB |
testcase_37 | AC | 4,121 ms
55,608 KB |
testcase_38 | AC | 1,872 ms
54,908 KB |
testcase_39 | AC | 109 ms
39,580 KB |
testcase_40 | AC | 95 ms
39,388 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.util.HashSet; import java.util.NoSuchElementException; import java.util.Scanner; public class Main { public static void main(String[] args) { new Main().run(); } void run() { FastScanner sc = new FastScanner(); int N = sc.nextInt(); int[] X = new int[N]; int[] Y = new int[N]; int ans=0; HashSet[] set = new HashSet[20001]; for (int i = 0; i < set.length; ++i) set[i] = new HashSet<Integer>(); loop1: for (int i = 0; i < N; ++i) { X[i] = sc.nextInt(); Y[i] = sc.nextInt(); for (int x = -20 + X[i]; x <= 20 + X[i]; ++x) { for (int y = -20 + Y[i]; y <= 20 + Y[i]; ++y) { if ((x - X[i]) * (x - X[i]) + (y - Y[i]) * (y - Y[i]) >= 400) continue; if (x < 0 || y < 0 || x > 20000 || y > 20000) continue; if (set[x].contains(y)) { continue loop1; } } } set[X[i]].add(Y[i]); ++ans; } System.out.println(ans); } class FastScanner { private final InputStream in = System.in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; private boolean hasNextByte() { if (ptr < buflen) { return true; } else { ptr = 0; try { buflen = in.read(buffer); } catch (IOException e) { e.printStackTrace(); } if (buflen <= 0) { return false; } } return true; } private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1; } private boolean isPrintableChar(int c) { return 33 <= c && c <= 126; } private void skipUnprintable() { while (hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; } public boolean hasNext() { skipUnprintable(); return hasNextByte(); } public String next() { if (!hasNext()) throw new NoSuchElementException(); StringBuilder sb = new StringBuilder(); int b = readByte(); while (isPrintableChar(b)) { sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } public long nextLong() { if (!hasNext()) throw new NoSuchElementException(); long n = 0; boolean minus = false; int b = readByte(); if (b == '-') { minus = true; b = readByte(); } if (b < '0' || '9' < b) { throw new NumberFormatException(); } while (true) { if ('0' <= b && b <= '9') { n *= 10; n += b - '0'; } else if (b == -1 || !isPrintableChar(b)) { return minus ? -n : n; } else { throw new NumberFormatException(); } b = readByte(); } } public int nextInt() { return (int) nextLong(); } } }