結果

問題 No.609 Noelちゃんと星々
ユーザー holegumaholeguma
提出日時 2019-07-17 19:04:13
言語 Java21
(openjdk 21)
結果
AC  
実行時間 242 ms / 2,000 ms
コード長 3,951 bytes
コンパイル時間 1,933 ms
コンパイル使用メモリ 78,228 KB
実行使用メモリ 54,012 KB
最終ジャッジ日時 2024-06-02 08:03:35
合計ジャッジ時間 7,708 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge5
このコードへのチャレンジ
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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 204 ms
53,904 KB
testcase_01 AC 143 ms
52,728 KB
testcase_02 AC 129 ms
53,100 KB
testcase_03 AC 140 ms
52,796 KB
testcase_04 AC 110 ms
52,852 KB
testcase_05 AC 242 ms
53,956 KB
testcase_06 AC 216 ms
53,616 KB
testcase_07 AC 157 ms
53,404 KB
testcase_08 AC 98 ms
52,716 KB
testcase_09 AC 139 ms
52,796 KB
testcase_10 AC 182 ms
53,748 KB
testcase_11 AC 174 ms
53,284 KB
testcase_12 AC 193 ms
53,272 KB
testcase_13 AC 101 ms
52,560 KB
testcase_14 AC 82 ms
51,488 KB
testcase_15 AC 208 ms
53,996 KB
testcase_16 AC 238 ms
53,840 KB
testcase_17 AC 209 ms
53,208 KB
testcase_18 AC 129 ms
53,024 KB
testcase_19 AC 213 ms
53,964 KB
testcase_20 AC 229 ms
54,012 KB
testcase_21 AC 221 ms
54,012 KB
testcase_22 AC 230 ms
53,984 KB
testcase_23 AC 239 ms
53,848 KB
testcase_24 AC 227 ms
53,860 KB
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ソースコード

diff # 

import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.InputMismatchException;
import java.util.NoSuchElementException;

public class Main {

	static PrintWriter out;
	static InputReader ir;

	static void solve() {
		int n = ir.nextInt();
		long[] y = ir.nextLongArray(n);
		long[] sum = new long[n + 1];
		Arrays.sort(y);
		for (int i = 0; i < n; i++) {
			sum[i + 1] = sum[i] + y[i];
		}
		long res = 1L << 60;
		for (int i = 0; i < n; i++) {
			res = Math.min(res, calc(y[i], y, sum));
			if (y[i] + 1 <= y[n - 1]) {
				res = Math.min(res, calc(y[i] + 1, y, sum));
			}
		}
		out.println(res);
	}

	static long calc(long x, long[] y, long[] sum) {
		int n = y.length;
		int idx = lower_bound(y, 0, n - 1, x);
		return sum[n] - 2 * sum[idx] + (2 * idx - n) * x;
	}

	public static int lower_bound(long[] a, int fromIndex, int toIndex, long val) {
		if (val > a[toIndex])
			return toIndex + 1;
		if (val <= a[fromIndex])
			return fromIndex;
		int lb = fromIndex - 1, ub = toIndex;
		while (ub - lb > 1) {
			int mid = (ub - lb) / 2 + lb;
			if (a[mid] >= val) {
				ub = mid;
			} else {
				lb = mid;
			}
		}
		return ub;
	}

	public static void main(String[] args) {
		ir = new InputReader(System.in);
		out = new PrintWriter(System.out);
		solve();
		out.flush();
	}

	static class InputReader {

		private InputStream in;
		private byte[] buffer = new byte[1024];
		private int curbuf;
		private int lenbuf;

		public InputReader(InputStream in) {
			this.in = in;
			this.curbuf = this.lenbuf = 0;
		}

		public boolean hasNextByte() {
			if (curbuf >= lenbuf) {
				curbuf = 0;
				try {
					lenbuf = in.read(buffer);
				} catch (IOException e) {
					throw new InputMismatchException();
				}
				if (lenbuf <= 0)
					return false;
			}
			return true;
		}

		private int readByte() {
			if (hasNextByte())
				return buffer[curbuf++];
			else
				return -1;
		}

		private boolean isSpaceChar(int c) {
			return !(c >= 33 && c <= 126);
		}

		private void skip() {
			while (hasNextByte() && isSpaceChar(buffer[curbuf]))
				curbuf++;
		}

		public boolean hasNext() {
			skip();
			return hasNextByte();
		}

		public String next() {
			if (!hasNext())
				throw new NoSuchElementException();
			StringBuilder sb = new StringBuilder();
			int b = readByte();
			while (!isSpaceChar(b)) {
				sb.appendCodePoint(b);
				b = readByte();
			}
			return sb.toString();
		}

		public int nextInt() {
			if (!hasNext())
				throw new NoSuchElementException();
			int c = readByte();
			while (isSpaceChar(c))
				c = readByte();
			boolean minus = false;
			if (c == '-') {
				minus = true;
				c = readByte();
			}
			int res = 0;
			do {
				if (c < '0' || c > '9')
					throw new InputMismatchException();
				res = res * 10 + c - '0';
				c = readByte();
			} while (!isSpaceChar(c));
			return (minus) ? -res : res;
		}

		public long nextLong() {
			if (!hasNext())
				throw new NoSuchElementException();
			int c = readByte();
			while (isSpaceChar(c))
				c = readByte();
			boolean minus = false;
			if (c == '-') {
				minus = true;
				c = readByte();
			}
			long res = 0;
			do {
				if (c < '0' || c > '9')
					throw new InputMismatchException();
				res = res * 10 + c - '0';
				c = readByte();
			} while (!isSpaceChar(c));
			return (minus) ? -res : res;
		}

		public double nextDouble() {
			return Double.parseDouble(next());
		}

		public int[] nextIntArray(int n) {
			int[] a = new int[n];
			for (int i = 0; i < n; i++)
				a[i] = nextInt();
			return a;
		}

		public long[] nextLongArray(int n) {
			long[] a = new long[n];
			for (int i = 0; i < n; i++)
				a[i] = nextLong();
			return a;
		}

		public char[][] nextCharMap(int n, int m) {
			char[][] map = new char[n][m];
			for (int i = 0; i < n; i++)
				map[i] = next().toCharArray();
			return map;
		}
	}

	static void tr(Object... o) {
		out.println(Arrays.deepToString(o));
	}
}
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