結果
問題 | No.406 鴨等間隔の法則 |
ユーザー | uoza |
提出日時 | 2017-09-08 00:10:01 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 142 ms / 2,000 ms |
コード長 | 2,472 bytes |
コンパイル時間 | 2,051 ms |
コンパイル使用メモリ | 78,864 KB |
実行使用メモリ | 53,048 KB |
最終ジャッジ日時 | 2024-07-07 12:10:48 |
合計ジャッジ時間 | 6,277 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 105 ms
52,560 KB |
testcase_01 | AC | 48 ms
50,128 KB |
testcase_02 | AC | 48 ms
49,892 KB |
testcase_03 | AC | 49 ms
50,184 KB |
testcase_04 | AC | 129 ms
52,496 KB |
testcase_05 | AC | 94 ms
52,432 KB |
testcase_06 | AC | 96 ms
52,544 KB |
testcase_07 | AC | 94 ms
52,536 KB |
testcase_08 | AC | 126 ms
52,464 KB |
testcase_09 | AC | 142 ms
52,316 KB |
testcase_10 | AC | 98 ms
52,548 KB |
testcase_11 | AC | 118 ms
52,260 KB |
testcase_12 | AC | 106 ms
52,948 KB |
testcase_13 | AC | 108 ms
52,316 KB |
testcase_14 | AC | 130 ms
52,464 KB |
testcase_15 | AC | 54 ms
50,136 KB |
testcase_16 | AC | 63 ms
50,380 KB |
testcase_17 | AC | 52 ms
50,240 KB |
testcase_18 | AC | 57 ms
50,476 KB |
testcase_19 | AC | 72 ms
51,516 KB |
testcase_20 | AC | 88 ms
52,192 KB |
testcase_21 | AC | 85 ms
52,348 KB |
testcase_22 | AC | 92 ms
52,328 KB |
testcase_23 | AC | 111 ms
53,048 KB |
testcase_24 | AC | 132 ms
52,276 KB |
testcase_25 | AC | 137 ms
52,604 KB |
testcase_26 | AC | 136 ms
52,416 KB |
testcase_27 | AC | 102 ms
51,980 KB |
testcase_28 | AC | 99 ms
51,856 KB |
testcase_29 | AC | 135 ms
52,868 KB |
testcase_30 | AC | 130 ms
52,224 KB |
testcase_31 | AC | 129 ms
52,320 KB |
ソースコード
import java.io.InputStream; import java.io.IOException; import java.util.NoSuchElementException; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; public class Main { public static void main(String args[]) { MyInput in = new MyInput(); int N = in.nextInt(); int[] kamos = new int[N]; boolean yn = true; for(int i = 0; i < N; i++) { kamos[i] = in.nextInt(); } Arrays.sort(kamos); int sa = kamos[0] - kamos[1]; for(int i = 1; i < N - 1; i++) { if(sa != kamos[i] - kamos[i+1] || kamos[i] == kamos[i+1] ) { yn = false; break; } } if(yn) System.out.println("YES"); else System.out.println("NO"); } } class MyInput { 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; } public int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1; } private static 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() { 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()); } }