結果
問題 | No.1528 Not 1 |
ユーザー | 37zigen |
提出日時 | 2021-06-04 20:54:09 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 622 ms / 2,000 ms |
コード長 | 2,810 bytes |
コンパイル時間 | 2,852 ms |
コンパイル使用メモリ | 91,732 KB |
実行使用メモリ | 53,816 KB |
最終ジャッジ日時 | 2024-04-30 00:36:58 |
合計ジャッジ時間 | 10,016 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | 54 ms
36,592 KB |
testcase_01 | AC | 583 ms
52,332 KB |
testcase_02 | AC | 346 ms
49,492 KB |
testcase_03 | AC | 387 ms
50,536 KB |
testcase_04 | AC | 500 ms
52,704 KB |
testcase_05 | AC | 218 ms
41,460 KB |
testcase_06 | AC | 444 ms
51,908 KB |
testcase_07 | AC | 568 ms
52,080 KB |
testcase_08 | AC | 373 ms
46,252 KB |
testcase_09 | AC | 286 ms
46,140 KB |
testcase_10 | AC | 399 ms
50,800 KB |
testcase_11 | AC | 49 ms
36,556 KB |
testcase_12 | AC | 47 ms
36,192 KB |
testcase_13 | AC | 47 ms
36,276 KB |
testcase_14 | AC | 52 ms
36,584 KB |
testcase_15 | AC | 77 ms
37,696 KB |
testcase_16 | AC | 76 ms
37,992 KB |
testcase_17 | AC | 78 ms
37,928 KB |
testcase_18 | AC | 622 ms
52,088 KB |
testcase_19 | AC | 600 ms
53,816 KB |
ソースコード
import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.Arrays; import java.util.NoSuchElementException; public class Main { public static void main(String[] args) { new Main().run(); } long gcd(long a, long b) { return b==0?a:gcd(b, a%b); } long lcm(long a, long b) { return a/gcd(a, b)*b; } final long p=998244353; void run() { FastScanner sc = new FastScanner(); int N=sc.nextInt(); if (N==1) { System.out.println(1); } else if (N==3||N==5) { System.out.println(-1); } else if (N%2==0) { for (int i=2;i<=N;i+=2) { System.out.print(i+(i==N?"\n":" ")); } } else { ArrayList<Integer> list=new ArrayList<>(); list.add(3); list.add(6); for (int i=2;i<=N-1;i+=2) { if (i!=6) list.add(i); } for (int i=0;i<list.size();++i) { System.out.print(list.get(i)+(i==list.size()-1?"\n":" ")); } } // N = 7, ceil(N/2) = 4 // 1, 2, 3, 4, 5, 6, 7 // 3, 6, 4, 2 } static void tr(Object... objects) { System.out.println(Arrays.deepToString(objects)); } } 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 static boolean isPrintableChar(int c) { return 33 <= c && c <= 126; } public boolean hasNext() { while (hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; 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() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException(); return (int) nl; } public double nextDouble() { return Double.parseDouble(next()); } }